Is there a difference between the effectiveness of weight loss programs based on exercise and and those based on diet? T

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answerhappygod
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Is there a difference between the effectiveness of weight loss programs based on exercise and and those based on diet? T

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Is there a difference between the effectiveness of weight loss
programs based on exercise and and those based on diet? The 44
overweight people put on a strict one year exercise program lost an
average of 18 pounds with a standard deviation of 7 pounds. The 39
overweight people put on a strict one year diet lost an average of
22 pounds with a standard deviation of 11 pounds. What can be
concluded at the 0.10 level of significance?
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