An investigator measuring various characteristics of a large group of athletes found that the correlation between the

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An investigator measuring various characteristics of a large group of athletes found that the correlation between the weight of an athlete and the amount of weight that athlete could lift was 0.60. True or false, and explain:

(a) On the average, an athlete can lift 60% of his body weight.

(b) If an athlete gains 10 pounds, he can expect to lift an additional 6 pounds.

(c) The more an athlete weighs, on the average the more he can lift.

(d) The more an athlete can lift, on the average the more he weighs.

(e) 60% of an athlete's lifting ability can be attributed to his weight alone. PL968

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Statistics

ISBN: 9780393522105

4th Edition

Authors: David Freedman, Robert Pisani, Roger Purves

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