Is a weight loss program based on exercise more effective than a program based on diet? The 57 overweight people put on a strict one year exercise program lost an average of 38 pounds with a standard deviation of 10 pounds. The 49 overweight people put on a strict one year diet lost an average of 35 pounds with a standard deviation of 6 pounds. What can be concluded at the a = 0.01 level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Но: Select an answer Select an answer Select an answer (please enter a decimal) H1: Select an answer > Select an answer Select an answer O (Please enter a decimal) C. The test statistic ? (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.)

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