Do women tend to marry men of similar intelligence fifty

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Do women tend to marry men of similar intelligence? Fifty couples were used to investigate this question. A standard IQ test was administered to all subjects. After the exams were graded, the difference in the IQ scores was tabulated for each couple. This study uses.

A. random placebos

B. blinding

C. double-blinding

D. a matched pairs design

Reference no: EM13633131

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