Obtaining “Purer” or “Poorer” Criteria for Test Validation: An Empirical Test of the Statistical Control of Halo and Implications for Criteria Development
December 19, 1987
The assertion by Landy et al. (1980) that purer criteria for test validation would result from statistically controlling for halo in dimension ratings by partialing out a general impression rating was investigated by Barry R. Nathan and Nancy Tippins.