CFA |
Testing measurement & structural models for dichotomous and polytomous data |
FA |
Run exploratory factor analysis for dichotomous and polytomous data |
INTERNAL |
Run exploratory factor analysis for dichotomous and polytomous data |
IRT |
Item calibration according to item response theory models |
ITEMAN |
Item and test statistics based on classical test theory, |
PCA |
Run principal component analysis for dichotomous and polytomous data |
SIMDATA |
Generate simulated data according to IRT for dichotomous and polytomous data Generate multidimensional data for factor analysis # param options(java.parameters = "-Xmx8000m") |