A researcher was interested in the effect of exercise on academic performance in elementary school children. She

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A researcher was interested in the effect of exercise on academic performance in elementary school children. She went to the recess area of an elementary school and identified some students who were exercising vigorously and some who were not. The researcher then compared the grades of the exercisers with the grades of those who did not exercise.

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Essential Statistics

ISBN: 9780134134406

2nd Edition

Authors: Robert Gould, Colleen N. Ryan, Rebecca Wong

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