psychometric: Applied Psychometric Theory

Contains functions useful for correlation theory, meta-analysis (validity-generalization), reliability, item analysis, inter-rater reliability, and classical utility

Author
Thomas D. Fletcher
Date of publication
2010-08-08 12:41:38
Maintainer
Thomas D. Fletcher <tom.fletcher.mp7e@statefarm.com>
License
GPL (>= 2)
Version
2.2

View on CRAN

Man pages

ABHt32
Table 3.2 from Arthur et al
alpha
Cronbach's Coefficient Alpha
alpha.CI
Confidence Interval for Coefficient Alpha
artifacts
Artifact Distribtutions Used in Meta-Analysis
CAFAA
Compound Attenuation Factor for Meta-Analytic Artifact...
CIr
Confidence Interval for a Correlation Coefficient
CIrb
Confidence Interval about Sample Weighted Mean Correlation
CIrdif
Confidence Interval for the difference in Correlation...
CI.Rsq
Confidence Interval for R-squared
CI.Rsqlm
Confidence Interval for Rsq - from lm()
CI.tscore
Confidence Intervals for Test Scores
CIz
Confidence Interval for Fisher z'
ClassUtil
Classical Utility of a Test
CredIntRho
Credibility Interval for Meta-Analytic Rho
cRRr
Correction for Range Restriction
CVF
Compound Variance Factor for Meta-Analytic Artifact...
CVratio
Content Validity Ratio
discrim
Item Discrimination
EnterMeta
Enter Meta-Analysis Data
Est.true
Estimation of a True Score
FileDrawer
File Drawer N
FunnelPlot
Funnel Plot for Meta-Analysis
HSJt35
Table 3.5 Hunter et al.
ICC.CI
Confidence interval for the Intra-class Correlation
ICC.lme
Intraclass Correlation Coefficient from a Mixed-Effects Model
item.exam
Item Analysis
MetaTable
Summary function for 'Complete' Meta-Analysis
psychometric-package
Applied Psychometric Theory
pvaaa
Percent of Variance Accounted for by Artifacts in Rho
pvse
Percent of variance due to sampling error
Qrbar
Meta-Analytic Q statistic for r-bar
Qrho
Meta-Analytic Q statistic for rho
r2z
Fisher r to z'
rbar
Sample size weighted mean correlation
rdif.nul
Null hypothesis for difference in two correlations
rhoCA
Meta-Analytically Derived Correlation Coefficient Corrected...
r.nil
Nil hypothesis for a correlation
SBrel
Spearman-Brown Prophecy Formulae
SE.Meas
Standard Errors of Measurement (test scores)
SErbar
Standard Error for Sample Size Weighted Mean Correlation
SEz
Standard Error of Fishers z prime
TestScores
Fictitious Test Scores for Illustrative Purposes
Utility
Marginal and Total Utility of a Test
varAV
Variance Due to Attenuating Artifacts
vare
Sampling Error Variance
varr
Sample Size weighted variance
varRCA
Variance in Meta-Analytic Rho
varRes
Residual Variance in Meta-Analytic Correlation
varResT
True residual variance in correlations
z2r
Fisher z' to r

Files in this package

psychometric
psychometric/data
psychometric/data/ABHt32.rda
psychometric/data/HSJt35.rda
psychometric/data/TestScores.rda
psychometric/DESCRIPTION
psychometric/man
psychometric/man/ABHt32.Rd
psychometric/man/alpha.CI.Rd
psychometric/man/alpha.Rd
psychometric/man/artifacts.Rd
psychometric/man/CAFAA.Rd
psychometric/man/CI.Rsq.Rd
psychometric/man/CI.Rsqlm.Rd
psychometric/man/CI.tscore.Rd
psychometric/man/CIr.Rd
psychometric/man/CIrb.Rd
psychometric/man/CIrdif.Rd
psychometric/man/CIz.Rd
psychometric/man/ClassUtil.Rd
psychometric/man/CredIntRho.Rd
psychometric/man/cRRr.Rd
psychometric/man/CVF.Rd
psychometric/man/CVratio.Rd
psychometric/man/discrim.Rd
psychometric/man/EnterMeta.Rd
psychometric/man/Est.true.Rd
psychometric/man/FileDrawer.Rd
psychometric/man/FunnelPlot.Rd
psychometric/man/HSJt35.Rd
psychometric/man/ICC.CI.Rd
psychometric/man/ICC.lme.Rd
psychometric/man/item.exam.Rd
psychometric/man/MetaTable.Rd
psychometric/man/psychometric-package.Rd
psychometric/man/pvaaa.Rd
psychometric/man/pvse.Rd
psychometric/man/Qrbar.Rd
psychometric/man/Qrho.Rd
psychometric/man/r.nil.Rd
psychometric/man/r2z.Rd
psychometric/man/rbar.Rd
psychometric/man/rdif.nul.Rd
psychometric/man/rhoCA.Rd
psychometric/man/SBrel.Rd
psychometric/man/SE.Meas.Rd
psychometric/man/SErbar.Rd
psychometric/man/SEz.Rd
psychometric/man/TestScores.Rd
psychometric/man/Utility.Rd
psychometric/man/varAV.Rd
psychometric/man/vare.Rd
psychometric/man/varr.Rd
psychometric/man/varRCA.Rd
psychometric/man/varRes.Rd
psychometric/man/varResT.Rd
psychometric/man/z2r.Rd
psychometric/NAMESPACE
psychometric/R
psychometric/R/alpha.CI.R
psychometric/R/alpha.R
psychometric/R/aprox.Qrbar.R
psychometric/R/aprox.vare.R
psychometric/R/aRxx.R
psychometric/R/bRyy.R
psychometric/R/CAFAA.R
psychometric/R/CI.obs.R
psychometric/R/CI.Rsq.R
psychometric/R/CI.Rsqlm.R
psychometric/R/CI.tscore.R
psychometric/R/CIr.R
psychometric/R/CIrb.R
psychometric/R/CIrdif.R
psychometric/R/CIz.R
psychometric/R/ClassUtil.R
psychometric/R/CredIntRho.R
psychometric/R/cRR.R
psychometric/R/cRRr.R
psychometric/R/CVF.R
psychometric/R/CVratio.R
psychometric/R/discrim.R
psychometric/R/EnterMeta.R
psychometric/R/Est.true.R
psychometric/R/FileDrawer.R
psychometric/R/FunnelPlot.R
psychometric/R/ICC1.CI.R
psychometric/R/ICC1.lme.R
psychometric/R/ICC2.CI.R
psychometric/R/ICC2.lme.R
psychometric/R/item.exam.R
psychometric/R/MargUtil.R
psychometric/R/MetaTable.R
psychometric/R/pvaaa.R
psychometric/R/pvse.R
psychometric/R/Qrbar.R
psychometric/R/Qrho.R
psychometric/R/r.nil.R
psychometric/R/r2z.R
psychometric/R/rbar.R
psychometric/R/rdif.nul.R
psychometric/R/rhoCA.R
psychometric/R/SBlength.R
psychometric/R/SBrel.R
psychometric/R/SE.Est.R
psychometric/R/SE.Meas.R
psychometric/R/SE.Pred.R
psychometric/R/SERHET.R
psychometric/R/SERHOM.R
psychometric/R/SEz.R
psychometric/R/TotUtil.R
psychometric/R/varAV.R
psychometric/R/vare.R
psychometric/R/vare36.R
psychometric/R/varr.R
psychometric/R/varRCA.R
psychometric/R/varRes.R
psychometric/R/varResT.R
psychometric/R/z2r.R
psychometric/README.txt