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 Business and Psychology, Vol. 34, No. 6 (December 2019), pp. 747-767, 769-770 (23 pages) Performance narratives are qualitative text descriptions of an employee’s work performance. Despite ...

In my previous blog post, I noted that reliability and validity are two essential properties of psychological measurement. Measures of intelligence, personality, vocational interests, and so forth ...

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 ...

Nutrient profiling classifies individual food products according to their nutrient content. According to the WHO (World Health Organization), validation is a key step in the development of a nutrient ...

Net promoter score (NPS) has emerged over the past two decades as a preeminent tool for tracking marketing performance of organizations, business units, and employees. Introduced by noted business ...

Background: Disease-specific Quality Of Life (QOL) measures are devised to assess the impact of a specific disease across a spectrum of important domains of life. The purpose of this study was to ...