Open AccessMisuses of Regression and ANCOVA in Educational Research
Author(s) -
Samuel C. Karpen
Publication year - 2017
Publication title -
american journal of pharmaceutical education
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.796
H-Index - 63
eISSN - 1553-6467
pISSN - 0002-9459
DOI - 10.5688/ajpe6501
Subject(s) - analysis of covariance , regression analysis , regression , statistics , linear regression , econometrics , covariance , psychology , cross sectional regression , regression diagnostic , regression toward the mean , mathematics , polynomial regression
To the Editor : Education researchers sometimes use multiple regression and analysis of covariance (ANCOVA) inappropriately. Specifically, they sometimes use standardized regression coefficients (betas) as indices of predictor importance, even though this usage is unjustified for multiple regression
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