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Peer reviewedJohnson, Timothy P.; And Others – Evaluation Practice, 1993
Problems of definition in estimation in evaluation research were studied through a survey of homeless persons in Cook County (Illinois) based on 481 interviews. Differences arising from the following four population definitions are presented: (1) traditional homeless; (2) marginally housed; (3) social isolates; and (4) total of these categories.…
Descriptors: Definitions, Demography, Estimation (Mathematics), Evaluation Research
