Nothing
tests/testthat/_snaps/startNLR.md
In difNLR: DIF and DDF Detection by Non-Linear Regression Models
startNLR - examples at help page
Code
startNLR(Data, group, model = "3PLcg")
Output
[[1]]
a b c aDif bDif
1 0.803528 -0.5545696 0 -0.04546579 0.7790496
[[2]]
a b c aDif bDif
2 0.6070957 -0.7381788 0 0.31033 0.7303649
[[3]]
a b c aDif bDif
3 0.6146679 -0.6717698 0.2105793 -0.003272895 -0.1338688
[[4]]
a b c aDif bDif
4 0.6206673 -0.639168 0.3786497 0.01282108 -0.3413823
[[5]]
a b c aDif bDif
5 0.7330905 -1.150193 0.3007038 -0.03438126 -0.1170534
[[6]]
a b c aDif bDif
6 0.6841399 -0.7566681 0 0.01923415 0.05428855
[[7]]
a b c aDif bDif
7 0.6918365 -0.4661765 0.08011013 -0.1486659 -0.6729622
[[8]]
a b c aDif bDif
8 0.5111858 -0.7294573 0.02894087 0.198776 0.006989234
[[9]]
a b c aDif bDif
9 0.6083599 -0.4645629 0.01517289 -0.07240124 -0.08734126
[[10]]
a b c aDif bDif
10 0.5769053 -0.2063425 0.04501444 -0.05441014 -0.3289015
[[11]]
a b c aDif bDif
11 0.6646585 -1.007692 0.01199162 -0.01910439 0.1210262
[[12]]
a b c aDif bDif
12 0.5908041 -0.4892599 0 0.08303696 0.2559915
[[13]]
a b c aDif bDif
13 0.6300507 -0.9142994 0.2650514 0.01723558 0.08843438
[[14]]
a b c aDif bDif
14 0.7505623 0.3536455 0 -0.08479531 -0.1338582
[[15]]
a b c aDif bDif
15 0.5639624 -0.09464822 0 0.01804995 -0.2923393
[[16]]
a b c aDif bDif
16 0.8258482 0.2526813 0 -0.02662637 -0.107213
[[17]]
a b c aDif bDif
17 0.512145 0.4708969 0 0.01194957 -0.4098997
[[18]]
a b c aDif bDif
18 0.8310156 0.402433 0 -0.04855186 0.005960168
[[19]]
a b c aDif bDif
19 0.84519 0.08076388 0 -0.2252835 -0.03191637
[[20]]
a b c aDif bDif
20 0.6197988 0.3135336 0 0.07998677 0.1259236
Code
startNLR(Data, group, model = "3PLcg", parameterization = "is")
Output
[[1]]
b1 b0 c b3 b2
1 0.803528 0.4456122 0 -0.04546579 0.615782
[[2]]
b1 b0 c b3 b2
2 0.6070957 0.4481452 0 0.31033 0.4409765
[[3]]
b1 b0 c b3 b2
3 0.6146679 0.4129153 0.2105793 -0.003272895 -0.07964808
[[4]]
b1 b0 c b3 b2
4 0.6206673 0.3967107 0.3786497 0.01282108 -0.2244566
[[5]]
b1 b0 c b3 b2
5 0.7330905 0.8431955 0.3007038 -0.03438126 -0.04224121
[[6]]
b1 b0 c b3 b2
6 0.6841399 0.5176669 0 0.01923415 0.02363129
[[7]]
b1 b0 c b3 b2
7 0.6918365 0.3225179 0.08011013 -0.1486659 -0.2962288
[[8]]
b1 b0 c b3 b2
8 0.5111858 0.3728882 0.02894087 0.198776 -0.1400365
[[9]]
b1 b0 c b3 b2
9 0.6083599 0.2826214 0.01517289 -0.07240124 -0.01317637
[[10]]
b1 b0 c b3 b2
10 0.5769053 0.1190401 0.04501444 -0.05441014 -0.1606223
[[11]]
b1 b0 c b3 b2
11 0.6646585 0.6697711 0.01199162 -0.01910439 0.09738032
[[12]]
b1 b0 c b3 b2
12 0.5908041 0.2890568 0 0.08303696 0.1318709
[[13]]
b1 b0 c b3 b2
13 0.6300507 0.576055 0.2650514 0.01723558 0.04148388
[[14]]
b1 b0 c b3 b2
14 0.7505623 -0.265433 0 -0.08479531 -0.1191059
[[15]]
b1 b0 c b3 b2
15 0.5639624 0.05337804 0 0.01804995 -0.1718535
[[16]]
b1 b0 c b3 b2
16 0.8258482 -0.2086764 0 -0.02662637 -0.09241496
[[17]]
b1 b0 c b3 b2
17 0.512145 -0.2411675 0 0.01194957 -0.2091992
[[18]]
b1 b0 c b3 b2
18 0.8310156 -0.3344281 0 -0.04855186 -0.01487526
[[19]]
b1 b0 c b3 b2
19 0.84519 -0.06826083 0 -0.2252835 -0.03797994
[[20]]
b1 b0 c b3 b2
20 0.6197988 -0.1943277 0 0.07998677 0.113198
Code
startNLR(Data, group, model = "3PLcg", simplify = TRUE)
Output
a b c aDif bDif
1 0.8035280 -0.55456959 0.00000000 -0.045465788 0.779049635
2 0.6070957 -0.73817885 0.00000000 0.310330020 0.730364950
3 0.6146679 -0.67176982 0.21057931 -0.003272895 -0.133868800
4 0.6206673 -0.63916801 0.37864972 0.012821079 -0.341382325
5 0.7330905 -1.15019290 0.30070384 -0.034381258 -0.117053386
6 0.6841399 -0.75666812 0.00000000 0.019234146 0.054288549
7 0.6918365 -0.46617649 0.08011013 -0.148665851 -0.672962198
8 0.5111858 -0.72945727 0.02894087 0.198776015 0.006989234
9 0.6083599 -0.46456293 0.01517289 -0.072401236 -0.087341259
10 0.5769053 -0.20634246 0.04501444 -0.054410143 -0.328901482
11 0.6646585 -1.00769206 0.01199162 -0.019104392 0.121026227
12 0.5908041 -0.48925994 0.00000000 0.083036964 0.255991496
13 0.6300507 -0.91429945 0.26505136 0.017235577 0.088434376
14 0.7505623 0.35364553 0.00000000 -0.084795310 -0.133858213
15 0.5639624 -0.09464822 0.00000000 0.018049954 -0.292339298
16 0.8258482 0.25268128 0.00000000 -0.026626373 -0.107213007
17 0.5121450 0.47089694 0.00000000 0.011949572 -0.409899740
18 0.8310156 0.40243297 0.00000000 -0.048551864 0.005960168
19 0.8451900 0.08076388 0.00000000 -0.225283518 -0.031916372
20 0.6197988 0.31353356 0.00000000 0.079986773 0.125923571
Code
startNLR(Data, group, model = "3PLcg", parameterization = "is", simplify = TRUE)
Output
b1 b0 c b3 b2
1 0.8035280 0.44561218 0.00000000 -0.045465788 -0.61578200
2 0.6070957 0.44814518 0.00000000 0.310330020 -0.44097650
3 0.6146679 0.41291535 0.21057931 -0.003272895 0.07964808
4 0.6206673 0.39671068 0.37864972 0.012821079 0.22445656
5 0.7330905 0.84319553 0.30070384 -0.034381258 0.04224121
6 0.6841399 0.51766685 0.00000000 0.019234146 -0.02363129
7 0.6918365 0.32251791 0.08011013 -0.148665851 0.29622878
8 0.5111858 0.37288822 0.02894087 0.198776015 0.14003652
9 0.6083599 0.28262144 0.01517289 -0.072401236 0.01317637
10 0.5769053 0.11904007 0.04501444 -0.054410143 0.16062232
11 0.6646585 0.66977110 0.01199162 -0.019104392 -0.09738032
12 0.5908041 0.28905676 0.00000000 0.083036964 -0.13187091
13 0.6300507 0.57605497 0.26505136 0.017235577 -0.04148388
14 0.7505623 -0.26543300 0.00000000 -0.084795310 0.11910586
15 0.5639624 0.05337804 0.00000000 0.018049954 0.17185347
16 0.8258482 -0.20867637 0.00000000 -0.026626373 0.09241496
17 0.5121450 -0.24116752 0.00000000 0.011949572 0.20919922
18 0.8310156 -0.33442806 0.00000000 -0.048551864 0.01487526
19 0.8451900 -0.06826083 0.00000000 -0.225283518 0.03797994
20 0.6197988 -0.19432773 0.00000000 0.079986773 -0.11319804
Code
startNLR(Data, group, model = "2PL")
Output
[[1]]
a b aDif bDif
1 0.803528 -0.5545696 -0.04546579 0.7790496
[[2]]
a b aDif bDif
2 0.6070957 -0.7381788 0.31033 0.7303649
[[3]]
a b aDif bDif
3 0.4852316 -1.539724 -0.002583691 -0.1385151
[[4]]
a b aDif bDif
4 0.3856518 -2.602855 0.007966381 -0.3016395
[[5]]
a b aDif bDif
5 0.5126474 -2.323334 -0.02404268 -0.1747799
[[6]]
a b aDif bDif
6 0.6841399 -0.7566681 0.01923415 0.05428855
[[7]]
a b aDif bDif
7 0.6364134 -0.7179315 -0.1367562 -0.7418676
[[8]]
a b aDif bDif
8 0.4963917 -0.8460623 0.1930233 0.03963645
[[9]]
a b aDif bDif
9 0.5991293 -0.5152127 -0.0713027 -0.09418341
[[10]]
a b aDif bDif
10 0.5509363 -0.3697532 -0.0519609 -0.3459183
[[11]]
a b aDif bDif
11 0.6566882 -1.044214 -0.0188753 0.1199454
[[12]]
a b aDif bDif
12 0.5908041 -0.4892599 0.08303696 0.2559915
[[13]]
a b aDif bDif
13 0.4630549 -2.059094 0.01266726 0.1189173
[[14]]
a b aDif bDif
14 0.7505623 0.3536455 -0.08479531 -0.1338582
[[15]]
a b aDif bDif
15 0.5639624 -0.09464822 0.01804995 -0.2923393
[[16]]
a b aDif bDif
16 0.8258482 0.2526813 -0.02662637 -0.107213
[[17]]
a b aDif bDif
17 0.512145 0.4708969 0.01194957 -0.4098997
[[18]]
a b aDif bDif
18 0.8310156 0.402433 -0.04855186 0.005960168
[[19]]
a b aDif bDif
19 0.84519 0.08076388 -0.2252835 -0.03191637
[[20]]
a b aDif bDif
20 0.6197988 0.3135336 0.07998677 0.1259236
Code
startNLR(Data, group, model = "2PL", parameterization = "is")
Output
[[1]]
b1 b0 b3 b2
1 0.803528 0.4456122 -0.04546579 0.615782
[[2]]
b1 b0 b3 b2
2 0.6070957 0.4481452 0.31033 0.4409765
[[3]]
b1 b0 b3 b2
3 0.4852316 0.7471225 -0.002583691 -0.06287585
[[4]]
b1 b0 b3 b2
4 0.3856518 1.003796 0.007966381 -0.1394661
[[5]]
b1 b0 b3 b2
5 0.5126474 1.191051 -0.02404268 -0.02953911
[[6]]
b1 b0 b3 b2
6 0.6841399 0.5176669 0.01923415 0.02363129
[[7]]
b1 b0 b3 b2
7 0.6364134 0.4569012 -0.1367562 -0.2724979
[[8]]
b1 b0 b3 b2
8 0.4963917 0.4199783 0.1930233 -0.1359837
[[9]]
b1 b0 b3 b2
9 0.5991293 0.308679 -0.0713027 -0.01297645
[[10]]
b1 b0 b3 b2
10 0.5509363 0.2037104 -0.0519609 -0.153392
[[11]]
b1 b0 b3 b2
11 0.6566882 0.6857227 -0.0188753 0.09621258
[[12]]
b1 b0 b3 b2
12 0.5908041 0.2890568 0.08303696 0.1318709
[[13]]
b1 b0 b3 b2
13 0.4630549 0.9534735 0.01266726 0.03048852
[[14]]
b1 b0 b3 b2
14 0.7505623 -0.265433 -0.08479531 -0.1191059
[[15]]
b1 b0 b3 b2
15 0.5639624 0.05337804 0.01804995 -0.1718535
[[16]]
b1 b0 b3 b2
16 0.8258482 -0.2086764 -0.02662637 -0.09241496
[[17]]
b1 b0 b3 b2
17 0.512145 -0.2411675 0.01194957 -0.2091992
[[18]]
b1 b0 b3 b2
18 0.8310156 -0.3344281 -0.04855186 -0.01487526
[[19]]
b1 b0 b3 b2
19 0.84519 -0.06826083 -0.2252835 -0.03797994
[[20]]
b1 b0 b3 b2
20 0.6197988 -0.1943277 0.07998677 0.113198
Code
startNLR(Data, group, model = "2PL", parameterization = "logistic")
Output
[[1]]
b1 b0 b3 b2
1 0.803528 0.4456122 -0.04546579 0.615782
[[2]]
b1 b0 b3 b2
2 0.6070957 0.4481452 0.31033 0.4409765
[[3]]
b1 b0 b3 b2
3 0.4852316 0.7471225 -0.002583691 -0.06287585
[[4]]
b1 b0 b3 b2
4 0.3856518 1.003796 0.007966381 -0.1394661
[[5]]
b1 b0 b3 b2
5 0.5126474 1.191051 -0.02404268 -0.02953911
[[6]]
b1 b0 b3 b2
6 0.6841399 0.5176669 0.01923415 0.02363129
[[7]]
b1 b0 b3 b2
7 0.6364134 0.4569012 -0.1367562 -0.2724979
[[8]]
b1 b0 b3 b2
8 0.4963917 0.4199783 0.1930233 -0.1359837
[[9]]
b1 b0 b3 b2
9 0.5991293 0.308679 -0.0713027 -0.01297645
[[10]]
b1 b0 b3 b2
10 0.5509363 0.2037104 -0.0519609 -0.153392
[[11]]
b1 b0 b3 b2
11 0.6566882 0.6857227 -0.0188753 0.09621258
[[12]]
b1 b0 b3 b2
12 0.5908041 0.2890568 0.08303696 0.1318709
[[13]]
b1 b0 b3 b2
13 0.4630549 0.9534735 0.01266726 0.03048852
[[14]]
b1 b0 b3 b2
14 0.7505623 -0.265433 -0.08479531 -0.1191059
[[15]]
b1 b0 b3 b2
15 0.5639624 0.05337804 0.01804995 -0.1718535
[[16]]
b1 b0 b3 b2
16 0.8258482 -0.2086764 -0.02662637 -0.09241496
[[17]]
b1 b0 b3 b2
17 0.512145 -0.2411675 0.01194957 -0.2091992
[[18]]
b1 b0 b3 b2
18 0.8310156 -0.3344281 -0.04855186 -0.01487526
[[19]]
b1 b0 b3 b2
19 0.84519 -0.06826083 -0.2252835 -0.03797994
[[20]]
b1 b0 b3 b2
20 0.6197988 -0.1943277 0.07998677 0.113198
Code
startNLR(Data, group, model = "4PL", match = "score")
Output
[[1]]
a b cR dR aDif bDif cF dF
1 0.2587156 9.880598 0 1 -0.01463883 2.4196 0 1
[[2]]
a b cR dR aDif bDif cF dF
2 0.1964099 9.359335 0.004788726 1 0.09897782 2.219396 0 1
[[3]]
a b cR dR aDif bDif cF dF
3 0.1956394 9.399439 0.2014277 1 0.003523097 -0.1808384 0.219731 1
[[4]]
a b cR dR aDif bDif cF dF
4 0.1956052 9.401226 0.3652006 1 0.01287445 -0.6314144 0.3920988 1
[[5]]
a b cR dR aDif bDif cF dF
5 0.2308482 7.840253 0.2849871 1 -0.0007091662 0.02669693 0.3164206 1
[[6]]
a b cR dR aDif bDif cF dF
6 0.2202756 9.252913 0 1 0.006192905 0.1686113 0 1
[[7]]
a b cR dR aDif bDif cF dF
7 0.2049089 9.373223 0 1 -0.008101338 -0.034463 0.1825676 1
[[8]]
a b cR dR aDif bDif cF dF
8 0.1792728 10.33273 0.1084787 1 0.04270131 -1.23436 0 1
[[9]]
a b cR dR aDif bDif cF dF
9 0.1929044 10.00283 0 1 -0.01354956 0.3247955 0.05245522 1
[[10]]
a b cR dR aDif bDif cF dF
10 0.1773875 10.45461 0 1 -0.0008068642 0.04821488 0.09017539 1
[[11]]
a b cR dR aDif bDif cF dF
11 0.2145648 8.497741 0.01457818 1 -0.007255575 0.3262305 0.00940506 1
[[12]]
a b cR dR aDif bDif cF dF
12 0.1902239 10.08344 0 1 0.02673579 0.7950675 0 1
[[13]]
a b cR dR aDif bDif cF dF
13 0.2057001 8.899444 0.2751976 1 -0.0001283659 0.006071304 0.2549051 1
[[14]]
a b cR dR aDif bDif cF dF
14 0.241662 12.70136 0 1 -0.02730193 -0.4157416 0 1
[[15]]
a b cR dR aDif bDif cF dF
15 0.1815815 11.30904 0 1 0.005811626 -0.9079578 0 1
[[16]]
a b cR dR aDif bDif cF dF
16 0.2659021 12.38779 0 1 -0.008573015 -0.332986 0 1
[[17]]
a b cR dR aDif bDif cF dF
17 0.1732152 12.48312 0 0.9519813 -0.004470116 -0.6906748 0 1
[[18]]
a b cR dR aDif bDif cF dF
18 0.2675659 12.85289 0 1 -0.01563246 0.0185113 0 1
[[19]]
a b cR dR aDif bDif cF dF
19 0.2721297 11.85384 0 1 -0.07253556 -0.099127 0 1
[[20]]
a b cR dR aDif bDif cF dF
20 0.1995594 12.57678 0 1 0.02575371 0.3910979 0 1
Code
startNLR(Data, group, model = "4PL", match = "score", parameterization = "is")
Output
[[1]]
b1 b0 cR dR b3 b2 cF dF
1 0.2587156 -2.556264 0 1 -0.01463883 0.4459277 0 1
[[2]]
b1 b0 cR dR b3 b2 cF dF
2 0.1964099 -1.838266 0.004788726 1 0.09897782 1.581949 0 1
[[3]]
b1 b0 cR dR b3 b2 cF dF
3 0.1956394 -1.838901 0.2014277 1 0.003523097 -0.002901096 0.219731 1
[[4]]
b1 b0 cR dR b3 b2 cF dF
4 0.1956052 -1.838929 0.3652006 1 0.01287445 -0.01060147 0.3920988 1
[[5]]
b1 b0 cR dR b3 b2 cF dF
5 0.2308482 -1.809908 0.2849871 1 -0.0007091662 0.0005839633 0.3164206 1
[[6]]
b1 b0 cR dR b3 b2 cF dF
6 0.2202756 -2.038191 0 1 0.006192905 0.09548757 0 1
[[7]]
b1 b0 cR dR b3 b2 cF dF
7 0.2049089 -1.920657 0 1 -0.008101338 -0.08271823 0.1825676 1
[[8]]
b1 b0 cR dR b3 b2 cF dF
8 0.1792728 -1.852378 0.1084787 1 0.04270131 0.1672253 0 1
[[9]]
b1 b0 cR dR b3 b2 cF dF
9 0.1929044 -1.929591 0 1 -0.01354956 -0.07728035 0.05245522 1
[[10]]
b1 b0 cR dR b3 b2 cF dF
10 0.1773875 -1.854516 0 1 -0.0008068642 7.836328e-05 0.09017539 1
[[11]]
b1 b0 cR dR b3 b2 cF dF
11 0.2145648 -1.823316 0.01457818 1 -0.007255575 0.005974607 0.00940506 1
[[12]]
b1 b0 cR dR b3 b2 cF dF
12 0.1902239 -1.918111 0 1 0.02673579 0.4420863 0 1
[[13]]
b1 b0 cR dR b3 b2 cF dF
13 0.2057001 -1.830616 0.2751976 1 -0.0001283659 0.000105703 0.2549051 1
[[14]]
b1 b0 cR dR b3 b2 cF dF
14 0.241662 -3.069437 0 1 -0.02730193 -0.4358902 0 1
[[15]]
b1 b0 cR dR b3 b2 cF dF
15 0.1815815 -2.053513 0 1 0.005811626 -0.1044212 0 1
[[16]]
b1 b0 cR dR b3 b2 cF dF
16 0.2659021 -3.293938 0 1 -0.008573015 -0.1918876 0 1
[[17]]
b1 b0 cR dR b3 b2 cF dF
17 0.1732152 -2.162267 0 0.9519813 -0.004470116 -0.172349 0 1
[[18]]
b1 b0 cR dR b3 b2 cF dF
18 0.2675659 -3.438995 0 1 -0.01563246 -0.1962587 0 1
[[19]]
b1 b0 cR dR b3 b2 cF dF
19 0.2721297 -3.225781 0 1 -0.07253556 -0.87961 0 1
[[20]]
b1 b0 cR dR b3 b2 cF dF
20 0.1995594 -2.509816 0 1 0.02575371 0.4120183 0 1
Code
startNLR(Data, group, model = c(rep("1PL", 5), rep("2PL", 5), rep("3PL", 5),
rep("4PL", 5)))
Output
[[1]]
a b bDif
1 0.7809904 -0.5545696 0.7790496
[[2]]
a b bDif
2 0.7624514 -0.7381788 0.7303649
[[3]]
a b bDif
3 0.4840608 -1.539724 -0.1385151
[[4]]
a b bDif
4 0.3897325 -2.602855 -0.3016395
[[5]]
a b bDif
5 0.5007513 -2.323334 -0.1747799
[[6]]
a b aDif bDif
6 0.6841399 -0.7566681 0.01923415 0.05428855
[[7]]
a b aDif bDif
7 0.6364134 -0.7179315 -0.1367562 -0.7418676
[[8]]
a b aDif bDif
8 0.4963917 -0.8460623 0.1930233 0.03963645
[[9]]
a b aDif bDif
9 0.5991293 -0.5152127 -0.0713027 -0.09418341
[[10]]
a b aDif bDif
10 0.5509363 -0.3697532 -0.0519609 -0.3459183
[[11]]
a b cR aDif bDif cF
11 0.6664031 -0.9998145 0.01457818 -0.02253462 0.1050379 0.00940506
[[12]]
a b cR aDif bDif cF
12 0.5908041 -0.4892599 0 0.08303696 0.2559915 0
[[13]]
a b cR aDif bDif cF
13 0.6388705 -0.8704762 0.2751976 -0.0003986834 0.001954805 0.2549051
[[14]]
a b cR aDif bDif cF
14 0.7505623 0.3536455 0 -0.08479531 -0.1338582 0
[[15]]
a b cR aDif bDif cF
15 0.5639624 -0.09464822 0 0.01804995 -0.2923393 0
[[16]]
a b cR dR aDif bDif cF dF
16 0.8258482 0.2526813 0 1 -0.02662637 -0.107213 0 1
[[17]]
a b cR dR aDif bDif cF dF
17 0.537978 0.2833769 0 0.9519813 -0.01388344 -0.2223797 0 1
[[18]]
a b cR dR aDif bDif cF dF
18 0.8310156 0.402433 0 1 -0.04855186 0.005960168 0 1
[[19]]
a b cR dR aDif bDif cF dF
19 0.84519 0.08076388 0 1 -0.2252835 -0.03191637 0 1
[[20]]
a b cR dR aDif bDif cF dF
20 0.6197988 0.3135336 0 1 0.07998677 0.1259236 0 1
Code
startNLR(Data, group, model = "4PL", constraints = "ac", simplify = TRUE)
Output
a b c dR bDif dF
1 0.7809904 -0.55456959 0.00000000 1.0000000 0.779049635 1
2 0.7624514 -0.73817885 0.00000000 1.0000000 0.730364950 1
3 0.6131848 -0.67176982 0.21057931 1.0000000 -0.133868800 1
4 0.6272347 -0.63916801 0.37864972 1.0000000 -0.341382325 1
5 0.7160790 -1.15019290 0.30070384 1.0000000 -0.117053386 1
6 0.6939306 -0.75666812 0.00000000 1.0000000 0.054288549 1
7 0.6176581 -0.46617649 0.08011013 1.0000000 -0.672962198 1
8 0.6107266 -0.72945727 0.02894087 1.0000000 0.006989234 1
9 0.5723024 -0.46456293 0.01517289 1.0000000 -0.087341259 1
10 0.5498378 -0.20634246 0.04501444 1.0000000 -0.328901482 1
11 0.6552702 -1.00769206 0.01199162 1.0000000 0.121026227 1
12 0.6324808 -0.48925994 0.00000000 1.0000000 0.255991496 1
13 0.6388283 -0.91429945 0.26505136 1.0000000 0.088434376 1
14 0.7083418 0.35364553 0.00000000 1.0000000 -0.133858213 1
15 0.5731307 -0.09464822 0.00000000 1.0000000 -0.292339298 1
16 0.8127383 0.25268128 0.00000000 1.0000000 -0.107213007 1
17 0.5443904 0.28337692 0.00000000 0.9519813 -0.222379724 1
18 0.8069415 0.40243297 0.00000000 1.0000000 0.005960168 1
19 0.7327315 0.08076388 0.00000000 1.0000000 -0.031916372 1
20 0.6599573 0.31353356 0.00000000 1.0000000 0.125923571 1
startNLR - further examples
Code
startNLR(Data, group, model = "4PL", constraints = "bd", simplify = TRUE)
Output
a b cR d aDif cF
1 0.8035280 -0.17634169 0.000000000 1.0000000 -0.0454657881 0.00000000
2 0.6100169 -0.28602410 0.004788726 1.0000000 0.3074088169 0.00000000
3 0.6076238 -0.77615278 0.201427660 1.0000000 0.0109421602 0.21973096
4 0.6075176 -0.88041809 0.365200640 1.0000000 0.0399859193 0.39209880
5 0.7169764 -1.26978483 0.284987099 1.0000000 -0.0022025537 0.31642057
6 0.6841399 -0.72896516 0.000000000 1.0000000 0.0192341456 0.00000000
7 0.6364134 -1.04395235 0.000000000 1.0000000 -0.0251614237 0.18256757
8 0.5567917 -0.45698002 0.108478688 1.0000000 0.1326232296 0.00000000
9 0.5991293 -0.55918501 0.000000000 1.0000000 -0.0420827007 0.05245522
10 0.5509363 -0.53401880 0.000000000 1.0000000 -0.0025059873 0.09017539
11 0.6664031 -0.93983368 0.014578182 1.0000000 -0.0225346234 0.00940506
12 0.5908041 -0.35277168 0.000000000 1.0000000 0.0830369643 0.00000000
13 0.6388705 -0.82604702 0.275197642 1.0000000 -0.0003986834 0.25490508
14 0.7505623 0.29065073 0.000000000 1.0000000 -0.0847953097 0.00000000
15 0.5639624 -0.24305933 0.000000000 1.0000000 0.0180499538 0.00000000
16 0.8258482 0.19990308 0.000000000 1.0000000 -0.0266263732 0.00000000
17 0.5204157 0.20218610 0.000000000 0.9841075 0.0121425477 0.00000000
18 0.8310156 0.40522199 0.000000000 1.0000000 -0.0485518637 0.00000000
19 0.8451900 0.06724272 0.000000000 1.0000000 -0.2252835184 0.00000000
20 0.6197988 0.38021665 0.000000000 1.0000000 0.0799867733 0.00000000
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startNLR - examples at help page
Code
startNLR(Data, group, model = "3PLcg")
Output
[[1]]
a b c aDif bDif
1 0.803528 -0.5545696 0 -0.04546579 0.7790496
[[2]]
a b c aDif bDif
2 0.6070957 -0.7381788 0 0.31033 0.7303649
[[3]]
a b c aDif bDif
3 0.6146679 -0.6717698 0.2105793 -0.003272895 -0.1338688
[[4]]
a b c aDif bDif
4 0.6206673 -0.639168 0.3786497 0.01282108 -0.3413823
[[5]]
a b c aDif bDif
5 0.7330905 -1.150193 0.3007038 -0.03438126 -0.1170534
[[6]]
a b c aDif bDif
6 0.6841399 -0.7566681 0 0.01923415 0.05428855
[[7]]
a b c aDif bDif
7 0.6918365 -0.4661765 0.08011013 -0.1486659 -0.6729622
[[8]]
a b c aDif bDif
8 0.5111858 -0.7294573 0.02894087 0.198776 0.006989234
[[9]]
a b c aDif bDif
9 0.6083599 -0.4645629 0.01517289 -0.07240124 -0.08734126
[[10]]
a b c aDif bDif
10 0.5769053 -0.2063425 0.04501444 -0.05441014 -0.3289015
[[11]]
a b c aDif bDif
11 0.6646585 -1.007692 0.01199162 -0.01910439 0.1210262
[[12]]
a b c aDif bDif
12 0.5908041 -0.4892599 0 0.08303696 0.2559915
[[13]]
a b c aDif bDif
13 0.6300507 -0.9142994 0.2650514 0.01723558 0.08843438
[[14]]
a b c aDif bDif
14 0.7505623 0.3536455 0 -0.08479531 -0.1338582
[[15]]
a b c aDif bDif
15 0.5639624 -0.09464822 0 0.01804995 -0.2923393
[[16]]
a b c aDif bDif
16 0.8258482 0.2526813 0 -0.02662637 -0.107213
[[17]]
a b c aDif bDif
17 0.512145 0.4708969 0 0.01194957 -0.4098997
[[18]]
a b c aDif bDif
18 0.8310156 0.402433 0 -0.04855186 0.005960168
[[19]]
a b c aDif bDif
19 0.84519 0.08076388 0 -0.2252835 -0.03191637
[[20]]
a b c aDif bDif
20 0.6197988 0.3135336 0 0.07998677 0.1259236
Code
startNLR(Data, group, model = "3PLcg", parameterization = "is")
Output
[[1]]
b1 b0 c b3 b2
1 0.803528 0.4456122 0 -0.04546579 0.615782
[[2]]
b1 b0 c b3 b2
2 0.6070957 0.4481452 0 0.31033 0.4409765
[[3]]
b1 b0 c b3 b2
3 0.6146679 0.4129153 0.2105793 -0.003272895 -0.07964808
[[4]]
b1 b0 c b3 b2
4 0.6206673 0.3967107 0.3786497 0.01282108 -0.2244566
[[5]]
b1 b0 c b3 b2
5 0.7330905 0.8431955 0.3007038 -0.03438126 -0.04224121
[[6]]
b1 b0 c b3 b2
6 0.6841399 0.5176669 0 0.01923415 0.02363129
[[7]]
b1 b0 c b3 b2
7 0.6918365 0.3225179 0.08011013 -0.1486659 -0.2962288
[[8]]
b1 b0 c b3 b2
8 0.5111858 0.3728882 0.02894087 0.198776 -0.1400365
[[9]]
b1 b0 c b3 b2
9 0.6083599 0.2826214 0.01517289 -0.07240124 -0.01317637
[[10]]
b1 b0 c b3 b2
10 0.5769053 0.1190401 0.04501444 -0.05441014 -0.1606223
[[11]]
b1 b0 c b3 b2
11 0.6646585 0.6697711 0.01199162 -0.01910439 0.09738032
[[12]]
b1 b0 c b3 b2
12 0.5908041 0.2890568 0 0.08303696 0.1318709
[[13]]
b1 b0 c b3 b2
13 0.6300507 0.576055 0.2650514 0.01723558 0.04148388
[[14]]
b1 b0 c b3 b2
14 0.7505623 -0.265433 0 -0.08479531 -0.1191059
[[15]]
b1 b0 c b3 b2
15 0.5639624 0.05337804 0 0.01804995 -0.1718535
[[16]]
b1 b0 c b3 b2
16 0.8258482 -0.2086764 0 -0.02662637 -0.09241496
[[17]]
b1 b0 c b3 b2
17 0.512145 -0.2411675 0 0.01194957 -0.2091992
[[18]]
b1 b0 c b3 b2
18 0.8310156 -0.3344281 0 -0.04855186 -0.01487526
[[19]]
b1 b0 c b3 b2
19 0.84519 -0.06826083 0 -0.2252835 -0.03797994
[[20]]
b1 b0 c b3 b2
20 0.6197988 -0.1943277 0 0.07998677 0.113198
Code
startNLR(Data, group, model = "3PLcg", simplify = TRUE)
Output
a b c aDif bDif
1 0.8035280 -0.55456959 0.00000000 -0.045465788 0.779049635
2 0.6070957 -0.73817885 0.00000000 0.310330020 0.730364950
3 0.6146679 -0.67176982 0.21057931 -0.003272895 -0.133868800
4 0.6206673 -0.63916801 0.37864972 0.012821079 -0.341382325
5 0.7330905 -1.15019290 0.30070384 -0.034381258 -0.117053386
6 0.6841399 -0.75666812 0.00000000 0.019234146 0.054288549
7 0.6918365 -0.46617649 0.08011013 -0.148665851 -0.672962198
8 0.5111858 -0.72945727 0.02894087 0.198776015 0.006989234
9 0.6083599 -0.46456293 0.01517289 -0.072401236 -0.087341259
10 0.5769053 -0.20634246 0.04501444 -0.054410143 -0.328901482
11 0.6646585 -1.00769206 0.01199162 -0.019104392 0.121026227
12 0.5908041 -0.48925994 0.00000000 0.083036964 0.255991496
13 0.6300507 -0.91429945 0.26505136 0.017235577 0.088434376
14 0.7505623 0.35364553 0.00000000 -0.084795310 -0.133858213
15 0.5639624 -0.09464822 0.00000000 0.018049954 -0.292339298
16 0.8258482 0.25268128 0.00000000 -0.026626373 -0.107213007
17 0.5121450 0.47089694 0.00000000 0.011949572 -0.409899740
18 0.8310156 0.40243297 0.00000000 -0.048551864 0.005960168
19 0.8451900 0.08076388 0.00000000 -0.225283518 -0.031916372
20 0.6197988 0.31353356 0.00000000 0.079986773 0.125923571
Code
startNLR(Data, group, model = "3PLcg", parameterization = "is", simplify = TRUE)
Output
b1 b0 c b3 b2
1 0.8035280 0.44561218 0.00000000 -0.045465788 -0.61578200
2 0.6070957 0.44814518 0.00000000 0.310330020 -0.44097650
3 0.6146679 0.41291535 0.21057931 -0.003272895 0.07964808
4 0.6206673 0.39671068 0.37864972 0.012821079 0.22445656
5 0.7330905 0.84319553 0.30070384 -0.034381258 0.04224121
6 0.6841399 0.51766685 0.00000000 0.019234146 -0.02363129
7 0.6918365 0.32251791 0.08011013 -0.148665851 0.29622878
8 0.5111858 0.37288822 0.02894087 0.198776015 0.14003652
9 0.6083599 0.28262144 0.01517289 -0.072401236 0.01317637
10 0.5769053 0.11904007 0.04501444 -0.054410143 0.16062232
11 0.6646585 0.66977110 0.01199162 -0.019104392 -0.09738032
12 0.5908041 0.28905676 0.00000000 0.083036964 -0.13187091
13 0.6300507 0.57605497 0.26505136 0.017235577 -0.04148388
14 0.7505623 -0.26543300 0.00000000 -0.084795310 0.11910586
15 0.5639624 0.05337804 0.00000000 0.018049954 0.17185347
16 0.8258482 -0.20867637 0.00000000 -0.026626373 0.09241496
17 0.5121450 -0.24116752 0.00000000 0.011949572 0.20919922
18 0.8310156 -0.33442806 0.00000000 -0.048551864 0.01487526
19 0.8451900 -0.06826083 0.00000000 -0.225283518 0.03797994
20 0.6197988 -0.19432773 0.00000000 0.079986773 -0.11319804
Code
startNLR(Data, group, model = "2PL")
Output
[[1]]
a b aDif bDif
1 0.803528 -0.5545696 -0.04546579 0.7790496
[[2]]
a b aDif bDif
2 0.6070957 -0.7381788 0.31033 0.7303649
[[3]]
a b aDif bDif
3 0.4852316 -1.539724 -0.002583691 -0.1385151
[[4]]
a b aDif bDif
4 0.3856518 -2.602855 0.007966381 -0.3016395
[[5]]
a b aDif bDif
5 0.5126474 -2.323334 -0.02404268 -0.1747799
[[6]]
a b aDif bDif
6 0.6841399 -0.7566681 0.01923415 0.05428855
[[7]]
a b aDif bDif
7 0.6364134 -0.7179315 -0.1367562 -0.7418676
[[8]]
a b aDif bDif
8 0.4963917 -0.8460623 0.1930233 0.03963645
[[9]]
a b aDif bDif
9 0.5991293 -0.5152127 -0.0713027 -0.09418341
[[10]]
a b aDif bDif
10 0.5509363 -0.3697532 -0.0519609 -0.3459183
[[11]]
a b aDif bDif
11 0.6566882 -1.044214 -0.0188753 0.1199454
[[12]]
a b aDif bDif
12 0.5908041 -0.4892599 0.08303696 0.2559915
[[13]]
a b aDif bDif
13 0.4630549 -2.059094 0.01266726 0.1189173
[[14]]
a b aDif bDif
14 0.7505623 0.3536455 -0.08479531 -0.1338582
[[15]]
a b aDif bDif
15 0.5639624 -0.09464822 0.01804995 -0.2923393
[[16]]
a b aDif bDif
16 0.8258482 0.2526813 -0.02662637 -0.107213
[[17]]
a b aDif bDif
17 0.512145 0.4708969 0.01194957 -0.4098997
[[18]]
a b aDif bDif
18 0.8310156 0.402433 -0.04855186 0.005960168
[[19]]
a b aDif bDif
19 0.84519 0.08076388 -0.2252835 -0.03191637
[[20]]
a b aDif bDif
20 0.6197988 0.3135336 0.07998677 0.1259236
Code
startNLR(Data, group, model = "2PL", parameterization = "is")
Output
[[1]]
b1 b0 b3 b2
1 0.803528 0.4456122 -0.04546579 0.615782
[[2]]
b1 b0 b3 b2
2 0.6070957 0.4481452 0.31033 0.4409765
[[3]]
b1 b0 b3 b2
3 0.4852316 0.7471225 -0.002583691 -0.06287585
[[4]]
b1 b0 b3 b2
4 0.3856518 1.003796 0.007966381 -0.1394661
[[5]]
b1 b0 b3 b2
5 0.5126474 1.191051 -0.02404268 -0.02953911
[[6]]
b1 b0 b3 b2
6 0.6841399 0.5176669 0.01923415 0.02363129
[[7]]
b1 b0 b3 b2
7 0.6364134 0.4569012 -0.1367562 -0.2724979
[[8]]
b1 b0 b3 b2
8 0.4963917 0.4199783 0.1930233 -0.1359837
[[9]]
b1 b0 b3 b2
9 0.5991293 0.308679 -0.0713027 -0.01297645
[[10]]
b1 b0 b3 b2
10 0.5509363 0.2037104 -0.0519609 -0.153392
[[11]]
b1 b0 b3 b2
11 0.6566882 0.6857227 -0.0188753 0.09621258
[[12]]
b1 b0 b3 b2
12 0.5908041 0.2890568 0.08303696 0.1318709
[[13]]
b1 b0 b3 b2
13 0.4630549 0.9534735 0.01266726 0.03048852
[[14]]
b1 b0 b3 b2
14 0.7505623 -0.265433 -0.08479531 -0.1191059
[[15]]
b1 b0 b3 b2
15 0.5639624 0.05337804 0.01804995 -0.1718535
[[16]]
b1 b0 b3 b2
16 0.8258482 -0.2086764 -0.02662637 -0.09241496
[[17]]
b1 b0 b3 b2
17 0.512145 -0.2411675 0.01194957 -0.2091992
[[18]]
b1 b0 b3 b2
18 0.8310156 -0.3344281 -0.04855186 -0.01487526
[[19]]
b1 b0 b3 b2
19 0.84519 -0.06826083 -0.2252835 -0.03797994
[[20]]
b1 b0 b3 b2
20 0.6197988 -0.1943277 0.07998677 0.113198
Code
startNLR(Data, group, model = "2PL", parameterization = "logistic")
Output
[[1]]
b1 b0 b3 b2
1 0.803528 0.4456122 -0.04546579 0.615782
[[2]]
b1 b0 b3 b2
2 0.6070957 0.4481452 0.31033 0.4409765
[[3]]
b1 b0 b3 b2
3 0.4852316 0.7471225 -0.002583691 -0.06287585
[[4]]
b1 b0 b3 b2
4 0.3856518 1.003796 0.007966381 -0.1394661
[[5]]
b1 b0 b3 b2
5 0.5126474 1.191051 -0.02404268 -0.02953911
[[6]]
b1 b0 b3 b2
6 0.6841399 0.5176669 0.01923415 0.02363129
[[7]]
b1 b0 b3 b2
7 0.6364134 0.4569012 -0.1367562 -0.2724979
[[8]]
b1 b0 b3 b2
8 0.4963917 0.4199783 0.1930233 -0.1359837
[[9]]
b1 b0 b3 b2
9 0.5991293 0.308679 -0.0713027 -0.01297645
[[10]]
b1 b0 b3 b2
10 0.5509363 0.2037104 -0.0519609 -0.153392
[[11]]
b1 b0 b3 b2
11 0.6566882 0.6857227 -0.0188753 0.09621258
[[12]]
b1 b0 b3 b2
12 0.5908041 0.2890568 0.08303696 0.1318709
[[13]]
b1 b0 b3 b2
13 0.4630549 0.9534735 0.01266726 0.03048852
[[14]]
b1 b0 b3 b2
14 0.7505623 -0.265433 -0.08479531 -0.1191059
[[15]]
b1 b0 b3 b2
15 0.5639624 0.05337804 0.01804995 -0.1718535
[[16]]
b1 b0 b3 b2
16 0.8258482 -0.2086764 -0.02662637 -0.09241496
[[17]]
b1 b0 b3 b2
17 0.512145 -0.2411675 0.01194957 -0.2091992
[[18]]
b1 b0 b3 b2
18 0.8310156 -0.3344281 -0.04855186 -0.01487526
[[19]]
b1 b0 b3 b2
19 0.84519 -0.06826083 -0.2252835 -0.03797994
[[20]]
b1 b0 b3 b2
20 0.6197988 -0.1943277 0.07998677 0.113198
Code
startNLR(Data, group, model = "4PL", match = "score")
Output
[[1]]
a b cR dR aDif bDif cF dF
1 0.2587156 9.880598 0 1 -0.01463883 2.4196 0 1
[[2]]
a b cR dR aDif bDif cF dF
2 0.1964099 9.359335 0.004788726 1 0.09897782 2.219396 0 1
[[3]]
a b cR dR aDif bDif cF dF
3 0.1956394 9.399439 0.2014277 1 0.003523097 -0.1808384 0.219731 1
[[4]]
a b cR dR aDif bDif cF dF
4 0.1956052 9.401226 0.3652006 1 0.01287445 -0.6314144 0.3920988 1
[[5]]
a b cR dR aDif bDif cF dF
5 0.2308482 7.840253 0.2849871 1 -0.0007091662 0.02669693 0.3164206 1
[[6]]
a b cR dR aDif bDif cF dF
6 0.2202756 9.252913 0 1 0.006192905 0.1686113 0 1
[[7]]
a b cR dR aDif bDif cF dF
7 0.2049089 9.373223 0 1 -0.008101338 -0.034463 0.1825676 1
[[8]]
a b cR dR aDif bDif cF dF
8 0.1792728 10.33273 0.1084787 1 0.04270131 -1.23436 0 1
[[9]]
a b cR dR aDif bDif cF dF
9 0.1929044 10.00283 0 1 -0.01354956 0.3247955 0.05245522 1
[[10]]
a b cR dR aDif bDif cF dF
10 0.1773875 10.45461 0 1 -0.0008068642 0.04821488 0.09017539 1
[[11]]
a b cR dR aDif bDif cF dF
11 0.2145648 8.497741 0.01457818 1 -0.007255575 0.3262305 0.00940506 1
[[12]]
a b cR dR aDif bDif cF dF
12 0.1902239 10.08344 0 1 0.02673579 0.7950675 0 1
[[13]]
a b cR dR aDif bDif cF dF
13 0.2057001 8.899444 0.2751976 1 -0.0001283659 0.006071304 0.2549051 1
[[14]]
a b cR dR aDif bDif cF dF
14 0.241662 12.70136 0 1 -0.02730193 -0.4157416 0 1
[[15]]
a b cR dR aDif bDif cF dF
15 0.1815815 11.30904 0 1 0.005811626 -0.9079578 0 1
[[16]]
a b cR dR aDif bDif cF dF
16 0.2659021 12.38779 0 1 -0.008573015 -0.332986 0 1
[[17]]
a b cR dR aDif bDif cF dF
17 0.1732152 12.48312 0 0.9519813 -0.004470116 -0.6906748 0 1
[[18]]
a b cR dR aDif bDif cF dF
18 0.2675659 12.85289 0 1 -0.01563246 0.0185113 0 1
[[19]]
a b cR dR aDif bDif cF dF
19 0.2721297 11.85384 0 1 -0.07253556 -0.099127 0 1
[[20]]
a b cR dR aDif bDif cF dF
20 0.1995594 12.57678 0 1 0.02575371 0.3910979 0 1
Code
startNLR(Data, group, model = "4PL", match = "score", parameterization = "is")
Output
[[1]]
b1 b0 cR dR b3 b2 cF dF
1 0.2587156 -2.556264 0 1 -0.01463883 0.4459277 0 1
[[2]]
b1 b0 cR dR b3 b2 cF dF
2 0.1964099 -1.838266 0.004788726 1 0.09897782 1.581949 0 1
[[3]]
b1 b0 cR dR b3 b2 cF dF
3 0.1956394 -1.838901 0.2014277 1 0.003523097 -0.002901096 0.219731 1
[[4]]
b1 b0 cR dR b3 b2 cF dF
4 0.1956052 -1.838929 0.3652006 1 0.01287445 -0.01060147 0.3920988 1
[[5]]
b1 b0 cR dR b3 b2 cF dF
5 0.2308482 -1.809908 0.2849871 1 -0.0007091662 0.0005839633 0.3164206 1
[[6]]
b1 b0 cR dR b3 b2 cF dF
6 0.2202756 -2.038191 0 1 0.006192905 0.09548757 0 1
[[7]]
b1 b0 cR dR b3 b2 cF dF
7 0.2049089 -1.920657 0 1 -0.008101338 -0.08271823 0.1825676 1
[[8]]
b1 b0 cR dR b3 b2 cF dF
8 0.1792728 -1.852378 0.1084787 1 0.04270131 0.1672253 0 1
[[9]]
b1 b0 cR dR b3 b2 cF dF
9 0.1929044 -1.929591 0 1 -0.01354956 -0.07728035 0.05245522 1
[[10]]
b1 b0 cR dR b3 b2 cF dF
10 0.1773875 -1.854516 0 1 -0.0008068642 7.836328e-05 0.09017539 1
[[11]]
b1 b0 cR dR b3 b2 cF dF
11 0.2145648 -1.823316 0.01457818 1 -0.007255575 0.005974607 0.00940506 1
[[12]]
b1 b0 cR dR b3 b2 cF dF
12 0.1902239 -1.918111 0 1 0.02673579 0.4420863 0 1
[[13]]
b1 b0 cR dR b3 b2 cF dF
13 0.2057001 -1.830616 0.2751976 1 -0.0001283659 0.000105703 0.2549051 1
[[14]]
b1 b0 cR dR b3 b2 cF dF
14 0.241662 -3.069437 0 1 -0.02730193 -0.4358902 0 1
[[15]]
b1 b0 cR dR b3 b2 cF dF
15 0.1815815 -2.053513 0 1 0.005811626 -0.1044212 0 1
[[16]]
b1 b0 cR dR b3 b2 cF dF
16 0.2659021 -3.293938 0 1 -0.008573015 -0.1918876 0 1
[[17]]
b1 b0 cR dR b3 b2 cF dF
17 0.1732152 -2.162267 0 0.9519813 -0.004470116 -0.172349 0 1
[[18]]
b1 b0 cR dR b3 b2 cF dF
18 0.2675659 -3.438995 0 1 -0.01563246 -0.1962587 0 1
[[19]]
b1 b0 cR dR b3 b2 cF dF
19 0.2721297 -3.225781 0 1 -0.07253556 -0.87961 0 1
[[20]]
b1 b0 cR dR b3 b2 cF dF
20 0.1995594 -2.509816 0 1 0.02575371 0.4120183 0 1
Code
startNLR(Data, group, model = c(rep("1PL", 5), rep("2PL", 5), rep("3PL", 5),
rep("4PL", 5)))
Output
[[1]]
a b bDif
1 0.7809904 -0.5545696 0.7790496
[[2]]
a b bDif
2 0.7624514 -0.7381788 0.7303649
[[3]]
a b bDif
3 0.4840608 -1.539724 -0.1385151
[[4]]
a b bDif
4 0.3897325 -2.602855 -0.3016395
[[5]]
a b bDif
5 0.5007513 -2.323334 -0.1747799
[[6]]
a b aDif bDif
6 0.6841399 -0.7566681 0.01923415 0.05428855
[[7]]
a b aDif bDif
7 0.6364134 -0.7179315 -0.1367562 -0.7418676
[[8]]
a b aDif bDif
8 0.4963917 -0.8460623 0.1930233 0.03963645
[[9]]
a b aDif bDif
9 0.5991293 -0.5152127 -0.0713027 -0.09418341
[[10]]
a b aDif bDif
10 0.5509363 -0.3697532 -0.0519609 -0.3459183
[[11]]
a b cR aDif bDif cF
11 0.6664031 -0.9998145 0.01457818 -0.02253462 0.1050379 0.00940506
[[12]]
a b cR aDif bDif cF
12 0.5908041 -0.4892599 0 0.08303696 0.2559915 0
[[13]]
a b cR aDif bDif cF
13 0.6388705 -0.8704762 0.2751976 -0.0003986834 0.001954805 0.2549051
[[14]]
a b cR aDif bDif cF
14 0.7505623 0.3536455 0 -0.08479531 -0.1338582 0
[[15]]
a b cR aDif bDif cF
15 0.5639624 -0.09464822 0 0.01804995 -0.2923393 0
[[16]]
a b cR dR aDif bDif cF dF
16 0.8258482 0.2526813 0 1 -0.02662637 -0.107213 0 1
[[17]]
a b cR dR aDif bDif cF dF
17 0.537978 0.2833769 0 0.9519813 -0.01388344 -0.2223797 0 1
[[18]]
a b cR dR aDif bDif cF dF
18 0.8310156 0.402433 0 1 -0.04855186 0.005960168 0 1
[[19]]
a b cR dR aDif bDif cF dF
19 0.84519 0.08076388 0 1 -0.2252835 -0.03191637 0 1
[[20]]
a b cR dR aDif bDif cF dF
20 0.6197988 0.3135336 0 1 0.07998677 0.1259236 0 1
Code
startNLR(Data, group, model = "4PL", constraints = "ac", simplify = TRUE)
Output
a b c dR bDif dF
1 0.7809904 -0.55456959 0.00000000 1.0000000 0.779049635 1
2 0.7624514 -0.73817885 0.00000000 1.0000000 0.730364950 1
3 0.6131848 -0.67176982 0.21057931 1.0000000 -0.133868800 1
4 0.6272347 -0.63916801 0.37864972 1.0000000 -0.341382325 1
5 0.7160790 -1.15019290 0.30070384 1.0000000 -0.117053386 1
6 0.6939306 -0.75666812 0.00000000 1.0000000 0.054288549 1
7 0.6176581 -0.46617649 0.08011013 1.0000000 -0.672962198 1
8 0.6107266 -0.72945727 0.02894087 1.0000000 0.006989234 1
9 0.5723024 -0.46456293 0.01517289 1.0000000 -0.087341259 1
10 0.5498378 -0.20634246 0.04501444 1.0000000 -0.328901482 1
11 0.6552702 -1.00769206 0.01199162 1.0000000 0.121026227 1
12 0.6324808 -0.48925994 0.00000000 1.0000000 0.255991496 1
13 0.6388283 -0.91429945 0.26505136 1.0000000 0.088434376 1
14 0.7083418 0.35364553 0.00000000 1.0000000 -0.133858213 1
15 0.5731307 -0.09464822 0.00000000 1.0000000 -0.292339298 1
16 0.8127383 0.25268128 0.00000000 1.0000000 -0.107213007 1
17 0.5443904 0.28337692 0.00000000 0.9519813 -0.222379724 1
18 0.8069415 0.40243297 0.00000000 1.0000000 0.005960168 1
19 0.7327315 0.08076388 0.00000000 1.0000000 -0.031916372 1
20 0.6599573 0.31353356 0.00000000 1.0000000 0.125923571 1
startNLR - further examples
Code
startNLR(Data, group, model = "4PL", constraints = "bd", simplify = TRUE)
Output
a b cR d aDif cF
1 0.8035280 -0.17634169 0.000000000 1.0000000 -0.0454657881 0.00000000
2 0.6100169 -0.28602410 0.004788726 1.0000000 0.3074088169 0.00000000
3 0.6076238 -0.77615278 0.201427660 1.0000000 0.0109421602 0.21973096
4 0.6075176 -0.88041809 0.365200640 1.0000000 0.0399859193 0.39209880
5 0.7169764 -1.26978483 0.284987099 1.0000000 -0.0022025537 0.31642057
6 0.6841399 -0.72896516 0.000000000 1.0000000 0.0192341456 0.00000000
7 0.6364134 -1.04395235 0.000000000 1.0000000 -0.0251614237 0.18256757
8 0.5567917 -0.45698002 0.108478688 1.0000000 0.1326232296 0.00000000
9 0.5991293 -0.55918501 0.000000000 1.0000000 -0.0420827007 0.05245522
10 0.5509363 -0.53401880 0.000000000 1.0000000 -0.0025059873 0.09017539
11 0.6664031 -0.93983368 0.014578182 1.0000000 -0.0225346234 0.00940506
12 0.5908041 -0.35277168 0.000000000 1.0000000 0.0830369643 0.00000000
13 0.6388705 -0.82604702 0.275197642 1.0000000 -0.0003986834 0.25490508
14 0.7505623 0.29065073 0.000000000 1.0000000 -0.0847953097 0.00000000
15 0.5639624 -0.24305933 0.000000000 1.0000000 0.0180499538 0.00000000
16 0.8258482 0.19990308 0.000000000 1.0000000 -0.0266263732 0.00000000
17 0.5204157 0.20218610 0.000000000 0.9841075 0.0121425477 0.00000000
18 0.8310156 0.40522199 0.000000000 1.0000000 -0.0485518637 0.00000000
19 0.8451900 0.06724272 0.000000000 1.0000000 -0.2252835184 0.00000000
20 0.6197988 0.38021665 0.000000000 1.0000000 0.0799867733 0.00000000
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