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Aloe, Ariel M.; Becker, Betsy Jane – Journal of Educational and Behavioral Statistics, 2012
A new effect size representing the predictive power of an independent variable from a multiple regression model is presented. The index, denoted as r[subscript sp], is the semipartial correlation of the predictor with the outcome of interest. This effect size can be computed when multiple predictor variables are included in the regression model…
Descriptors: Meta Analysis, Effect Size, Multiple Regression Analysis, Models
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Nievar, M. Angela; Becker, Betsy Jane – Social Development, 2008
De Wolff and van IJzendoorn's meta-analysis supported the relation of parental behavior to attachment security; however, they concluded that sensitivity was not the best predictor of attachment security. This secondary analysis of their data re-examined their conclusion and tested moderators of the relation between sensitivity and attachment, such…
Descriptors: Personality Traits, Attachment Behavior, Meta Analysis, Parent Child Relationship