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Baghestani, Ahmad Reza; Ahmadi, Farzane; Tanha, Azadeh; Meshkat, Mojtaba – Measurement and Evaluation in Counseling and Development, 2019
The content validity ratio (CVR), which is suggested by Lawshe (1975), is a widely used index to quantify content validity. In this study, the Bayesian approach is used to determine the minimum number of experts required to agree an item is essential, and then the CVR is calculated.
Descriptors: Content Validity, Bayesian Statistics, Specialists, Measurement Techniques
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Huang, Yun-Chen; Lin, Shu-Hui – Measurement and Evaluation in Counseling and Development, 2015
This study aimed to develop and validate the Attitude Toward Calculus Inventory (ATCI). Results from three studies are reported that establish the reliability and validity of this instrument. An examination of the factor structure confirms that student attitudes can be explained in terms of four factors: self-confidence, value, enjoyment, and…
Descriptors: Student Attitudes, Attitude Measures, Program Validation, Psychometrics
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Leuty, Melanie E. – Measurement and Evaluation in Counseling and Development, 2013
Test-retest data on Super's Work Values Inventory-Revised for a group of predominantly White ("N" = 995) women (mean age = 23.5 years, SD = 8.07) and men (mean age = 21.5 years, SD = 5.80) showed stability in mean-level scores over a period of 1 year for the sample as a whole. However, low raw score and rank order stability coefficients…
Descriptors: Robustness (Statistics), Scores, Individual Differences, Item Analysis
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Meier, Scott T. – Measurement and Evaluation in Counseling and Development, 1998
Traditional Item Selection Rules (TISRs) were compared to Intervention Item Selection Rules (IISRs) on the same set of alcohol attitude items from archival data, producing scales with differing psychometric properties. A cross-validation study was run. Guidelines for selecting change-sensitive items, problems and advantages of IISRs are…
Descriptors: Item Analysis, Measurement Techniques, Psychometrics, Statistical Analysis