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Mathematics, 11.06.2021 01:00 jeremyrs101

For 50 randomly selected speed​ dates, attractiveness ratings by males of their female date partners​ (x) are recorded along with the attractiveness ratings by females of their male date partners​ (y); the ratings range from 1 to 10. The 50 paired ratings yield bar x = 6.3, bar y = 6.0, r = -0.194, P-value = 0.176, and bar y = 7.40 - 0.218x. Find the best predicted value of y (attractiveness rating by female of male) for a date in which the attractiveness rating by the male of the female is x = 8. Use a 0.01 significance level.

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For 50 randomly selected speed​ dates, attractiveness ratings by males of their female date partners...
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