Construct irrelevance (CI) and construct underrepresentation (CU) are 2 major threats to validity, yet they are rarely discussed within the counseling literature. This article provides information about the relevance of these threats to internal validity. An illustrative case example will be provided to assist counselors in understanding these…

Precision is a key facet of test development, with score reliability determined primarily according to the types of error one wants to approximate and demonstrate. This article identifies and discusses several primary forms of reliability estimation: internal consistency (i.e., split-half, KR-20, a), test-retest, alternate forms, interscorer, and…

Vocational psychology has generated a number of concepts and assessment instruments considered to reflect ability self-concept (i.e., one's view of one's own abilities) relevant to career development. These concepts and measures often are categorized as either self efficacy beliefs or self-estimated (i.e., self-rated, self-evaluated) abilities.…

Examines the evolution of the test and measurement field and the growing edumetric trend as it relates to counselors' skill level. Discusses three competencies that counselors must use for adult assessments at personal and career intake: training in good test-use practices, awareness of the shift in education from psychometric to edumetric models,…

Respondents' Bem Sex-Role Inventory (BSRI) classifications may differ considerably on the basis of the form and scoring method used. The BSRI was reexamined with respect to past and present relevance. (Contains 62 references and 3 tables.) (Author)

The Behavior Assessment System for Children (BASC), which was designed to assess both children's and adolescents' emotional disorders, personality constructs, and behavior problems, is discussed. Discusses the BASC technical manual, and psychometric properties such as norms, reliability, and validity. Offers favorable commentary for the BASC. (KW)