Three experiments were conducted with college psychology students to determine whether the use of filler items in Rotter's I-E scale fulfills its stated objective of obscuring the purpose of the scale. Fillers didn't effect I-E scores, impede subjects from faking good, or obscure knowledge of the scale. (Author/DEP)

This program of research has three general thrusts. First, the relations between motivation and achievement performance were studied across children of various sociocultural backgrounds including lower- and middle- class white, black, and hispanic children. Motivational test bias was found to be strong for students of all sociocultural…