Internal function to undo the Case V correction for bivariate indirect range restriction
.attenuate_r_bvirr(
rtpa,
qxa = 1,
qya = 1,
ux = 1,
uy = 1,
sign_rxz = 1,
sign_ryz = 1
)
A vector of attenuated correlations.
Correlation corrected for range restriction and measurement error.
Vector of square-root of applicant reliability coefficients for X.
Vector of square-root of applicant reliability coefficients for Y.
Vector of observed-score u ratios for X.
Vector of observed-score u ratios for Y.
Sign of the relationship between X and the selection mechanism.
Sign of the relationship between Y and the selection mechanism.