Internal function to produce lambda coefficients to use in the Case V correction for bivariate indirect range restriction.
.lambda_bvirr(ux, uy, sign_rxz = 1, sign_ryz = 1)
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.
A vector of lambda values.
Dahlke, J. A., & Wiernik, B. M. (2018). One of these artifacts is not like the others: Accounting for indirect range restriction in organizational and psychological research. Manuscript submitted for review.