# .attenuate_r_uvdrr: Internal function to undo the Case II correction for univariate direct range restriction

## Description

Internal function to undo the Case II correction for univariate direct range restriction

## Usage

.attenuate_r_uvdrr(rtpa, qxa = 1, qyi = 1, ux = 1)

## Arguments

rtpa

Vector of fully corrected correlations.

qxa

Vector of square-root of applicant reliability coefficients for X.

qyi

Vector square-root of incumbent reliability coefficients for Y.

ux

Vector of observed-score u ratios for X.

## Value

A vector of attenuated correlations.