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ERIC Number: EJ176755
Record Type: Journal
Publication Date: 1978
Pages: N/A
Abstractor: N/A
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Two Types of Role Playing: Threats to Internal and External Validity
Spencer, C. D.
American Psychologist, 33, 3, 265-8, Mar 78
Two frequently employed types of role playing, empirical and hypothetical, are defined and discussed with respect to the type of threat each poses to valid inference when used as substitutes for in vivo experimentation. (Author/AM)
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