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S. Oliver Roberts · Study
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S. Oliver Roberts
1 works
· latest 1965
cluster: provisional
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Effects of task difficulty, race of administrator, and instructions on digit-symbol performance of Negroes.
1965 · 94 citations
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Effects of task difficulty, race of administrator, and instructions on digit-symbol performance of Negroes.
Journal of Personality and Social Psychology
·
1965
·
2 authors
94
citations