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Male and female patients in the Geriatric Unit of the Harrisburg State Hospital were tested for color preference on the psychological primaries, red, green, yellow, and blue. The order of preference for the men was blue first, red second, green third, and yellow last; for the women the order was blue first, green second, red a close third, and yellow last.
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Mather et al. (1971) studied this question.
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