MRC_short2: Compute Multiple Regression shortcuts with three predictors...

In pwr2ppl: Power Analyses for Common Designs (Power to the People)

Compute Multiple Regression shortcuts with three predictors for Ind Coefficients Requires correlations between all variables as sample size. Means and sds are option. Also computes Power(All)

Description

Compute Multiple Regression shortcuts with three predictors for Ind Coefficients Requires correlations between all variables as sample size. Means and sds are option. Also computes Power(All)

Usage

MRC_short2(
  ry1_1,
  ry2_1,
  ry3_1 = NULL,
  r12_1,
  r13_1 = NULL,
  r23_1 = NULL,
  n1,
  ry1_2,
  ry2_2,
  ry3_2 = NULL,
  r12_2,
  r13_2 = NULL,
  r23_2 = NULL,
  n2,
  alpha = 0.05,
  my_1 = 0,
  m1_1 = 0,
  m2_1 = 0,
  m3_1 = 0,
  s1_1 = 1,
  s2_1 = 1,
  s3_1 = 1,
  sy_1 = 1,
  my_2 = 0,
  m1_2 = 0,
  m2_2 = 0,
  m3_2 = 0,
  s1_2 = 1,
  s2_2 = 1,
  s3_2 = 1,
  sy_2 = 1
)

Arguments

ry1_1	Correlation between DV (y) and first predictor (1), first group
ry2_1	Correlation between DV (y) and second predictor (2), first group
ry3_1	Correlation between DV (y) and third predictor (3), first group
r12_1	Correlation between first (1) and second predictor (2), first group
r13_1	Correlation between first (1) and third predictor (3), first group
r23_1	Correlation between second (2) and third predictor (3), first group
n1	Sample size, first group
ry1_2	Correlation between DV (y) and first predictor (1), second group
ry2_2	Correlation between DV (y) and second predictor (2), second group
ry3_2	Correlation between DV (y) and third predictor (3), second group
r12_2	Correlation between first (1) and second predictor (2), second group
r13_2	Correlation between first (1) and third predictor (3), second group
r23_2	Correlation between second (2) and third predictor (3), second group
n2	Sample size, second group
alpha	Type I error (default is .05)
my_1	Mean of DV (default is 0), first group
m1_1	Mean of first predictor (default is 0), first group
m2_1	Mean of second predictor (default is 0), first group
m3_1	Mean of third predictor (default is 0), first group
s1_1	Standard deviation of first predictor (default is 1), first group
s2_1	Standard deviation of second predictor (default is 1), first group
s3_1	Standard deviation of third predictor (default is 1), first group
sy_1	Standard deviation of DV (default is 1), first group
my_2	Mean of DV (default is 0), second group
m1_2	Mean of first predictor (default is 0), second group
m2_2	Mean of second predictor (default is 0), second group
m3_2	Mean of third predictor (default is 0), second group
s1_2	Standard deviation of first predictor (default is 1), second group
s2_2	Standard deviation of second predictor (default is 1), second group
s3_2	Standard deviation of third predictor (default is 1), second group
sy_2	Standard deviation of DV (default is 1), second group

Value

Multiple Regression shortcuts with three predictors for Ind Coefficients

Examples

MRC_short2(ry1_1=.40, ry2_1=.40, ry3_1 =-.40, r12_1=-.15,r13_1=-.60, r23_1=.25,
ry1_2=.40, ry2_2=.10, ry3_2 =-.40, r12_2=-.15,r13_2=-.60, r23_2=.25,
n1=50,n2=50,alpha=.05,my_1=1,m1_1=1,m2_1=1,m3_1=1,
sy_1=7,s1_1=1,s2_1=1,s3_1=2,
my_2=1,m1_2=1,m2_2=1,m3_2=1,sy_2=7,s1_2=1,s2_2=1,s3_2=2)

pwr2ppl documentation built on Jan. 27, 2026, 9:07 a.m.