R: Average Proportional Distance

# Average Proportional Distance

## Documentation for package ‘APD’ version 1.0.1

- DESCRIPTION file.
- Package NEWS.

## Help Pages

aiicor | Average Inter-Item Correlation with Optional Bootstrap Confidence Intervals
aiicorEigen | First eigenvalue from average inter-item association (Kaiser's formula)
APD | Average Proportional Distance (APD)
APDitem | Item-Level Average Proportional Distance (APDitem)
APDitemmg | Item-Level Average Proportional Distance for Multiple Groups (APDitemmg)
APDmg | Average Proportional Distance for multiple groups
rmsiic | Root-Mean-Square Inter-Item Correlation (Meyer, 1975)