Psychologists say a measure has construct validity when it, in fact, measures the construct it is intended to measure. Construct validity is both an important notion in psychological research methods ...

Journal of Educational Measurement, Vol. 38, No. 4, Measurement Update for the 21st Century (Winter, 2001), pp. 343-368 (26 pages) Cognitive psychology principles have been heralded as possibly ...

Convergent validity examines the extent to which the outcome of interest agrees with the result of another measure that is believed to be assessing the same attribute. The cross-sectional convergent ...

This report describes the results of the analyses of the Personal Wellbeing Index (PWI) for the Netherlands. We show that the original scale has sufficient construct validity. Six of the eight ...

Emotional eating, defined as eating in response to a range of negative emotions, is common in youths. Yet, there are few easily administered and well-validated methods to assess emotional eating in ...

Based on the results of this study, the WORC and RC-QOL exhibit similar cross-sectional and longitudinal construct validity as compared with joint or limb measures. The sensitivity to change was very ...