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Peer reviewedLincoln, Yvonna S.; Guba, Egon G. – New Directions for Program Evaluation, 1986
The emergence of a new, naturalistic, paradigm of inquiry has led to a demand for rigorous criteria that meet traditional standards of inquiry. Two sets are suggested, one of which, the "trustworthiness" criteria, parallels conventional criteria, while the second, "authenticity" criteria, is implied directly by new paradigm…
Descriptors: Evaluation Criteria, Models, Observation, Program Evaluation
Peer reviewedPerloff, Richard M.; And Others – New Directions for Program Evaluation, 1980
Causes of evaluator bias are: overemphasizing concrete, salient, and retrievable information; reporting only evidence which confirms hypothesis; focusing on stable personality factors, rather than on situation and environment; developing positive perceptions of a program as both an evaluator and a highly involved participant; statistical naivete;…
Descriptors: Bias, Cognitive Processes, Evaluative Thinking, Evaluators
Peer reviewedMcConnell, Beverly B. – New Directions for Program Evaluation, 1982
A six-year evaluation of the long-range benefits of bilingual education illustrates the utility of time series and between-group variance for programs involving linguistic and ethnic minority populations. Through the described Individualized Bilingual Instruction children were brought to a level of balanced bilingualism in approximately a…
Descriptors: Bilingual Education Programs, Early Childhood Education, Evaluation Methods, Individualized Instruction
