Four experienced stuttering researchers viewed videodisks of spontaneous speech from chronic stutterers and attempted to locate the precise onset and offset of individual stuttering events. Results showed interjudge disagreements that challenge the reliability and validity of onset and offset judgments. Highly agreed stuttering events were…

A year-long case study of the effects of an educational and vocational rehabilitation program in a youth training center was discussed in terms of fourteen issues which might threaten the validity of an evaluation or research project. This correctional institution housed women aged 14 to 21 who were long-term wards of the state, held on remand, or…

A large data set of student ratings of college teaching was studied to explore previous indications that student ratings are affected by the subject area of instruction. Previous research by Marsh (1984), Feldman (1978), and Cranton and Smith (1986) reported the influence of factors other than instruction. To examine the impact of subject area on…

Reviews the Standard Assessment Tasks used to evaluate pupil performance relative to the National Curriculum in England and Wales. Asserts that the system of assigning students to one of 10 levels of attainment is criterion-referenced, whereas the test is norm-referenced. (CFR)

Highlights issues and controversies concerning current race-related educational research. Contends that some critics believe research sacrifices empirical objectivity for political goals. Partisan research supporters respond that all research begins with untested assumptions and an acknowledgment of purpose does not signify a skewed methodology.…

A dilemma arises in the attempt to establish procedures for valid assessment of academic learning. Measures of learning with high pedagogical validity often have poor psychometric properties. Conversely, tests that are well-constructed by psychometric standards may succeed in sorting and ordering students or schools, but have little pedagogical…