Discusses design, development, and evaluation of scales used in counseling psychology research. Describes methods of scale construction including the Thurstone, Q-sort, rank-order methods, Likert, semantic differential, Guttman, Rasch, and external criterion methods. Presents ways of evaluating newly developed scales. Discusses measurement versus…

Addresses common pitfalls in homogeneous scale construction in clinical and social psychology. Offers suggestions about item writing, answer scale formats, data analysis procedures, and overall scale development strategy. Emphasizes effective use of factor-analytic methods to select items for scales and to determine its proper location in…

Teacher-made tests are an important tool in formative and summative evaluation of learning. This evaluation instrument is designed to aid teachers as they work with tests in the classroom. Questions are included regarding planning, construction, administration, scoring, analysis, and use of test results. (Author)