Parallel Analysis for Ordinal and Numeric Data using Polychoric and Pearson Correlations with S3 Classes


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Documentation for package ‘pcaPA’ version 2.0.2

Help Pages

CalculatePABinary Parallel Analysis for Dichotomous Data.
CalculatePAContinuous Parallel Analysis for continuous data.
CalculatePAMixed Parallel Analysis for numeric and ordered mixed data.
CalculatePAOrdered Parallel Analysis for Ordered Data.
Check.PA Verifies that an object belongs to the '"PA"' class.
coef.PA Eigenvalue and percentile extraction of a '"PA"' object.
CountEigen.PA Number of observed eigenvalues that exceed a given set of percentiles.
mixedScience Simulated data from a normal distribution added to the Science data set from package "ltm".
PA General function to perform parallel analysis of continuous, ordered or mixed type data.
plot.PA Plot method for PA objects.
print.PA Print method for PA objects.
quantile.PA Generate new quantiles based on given percentiles for a PA object.
sim2plData Simulated data conforming to the 2pl model.
simRaschData Simulated data conforming to the Rasch Model.