Psychometric properties of Zuckerman's Sensation Seeking Scale were examined. Evidence supported the theoretical notion of an individual difference variable in arousal-seeking. Other evidence, however, suggested that measurement problems continue to hamper research: the total score was moderately reliable, but the subscales were only marginally…

The Quebec Adaptive Behavior Scale (QABS) is widely used in Quebec (Canada) to assess behavior of people with mental retardation in educational, vocational, residential or hospital settings. This study estimated the interrater agreement and test-retest reliability of the QABS. To determine test-retest reliability, the QABS was completed by 27…

Student's attitudes toward mathematics were studied in the literatute in relation to (1) IQ and achievement scores and (2) vocational choice and then measured using two new tests which were developed for this study. Positive and negative statements about mathematics were constructed, so that students could indicate degree of agreement or…