Non-exercise activity thermogenesis (NEAT) is energy burned by fidgeting, maintenance of posture, spontaneous muscle contraction, and other activities of daily living In a study, 16 subjects increased their NEAT by 326 calories per day, on average, in response to additional food intake of 1000 calories a day The standard deviation was 256.

a. Test the null hypothesis that there was no change in NEAT versus the two sided-alternatives. Summarize the results of the test and give your conclusion.

b. Find a 95% confidence interval for the change in NEAT. Discuss the additional information provided by the confidence interval that is not evident from the results of the significance test.

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Solution x 326 s 256 n 16 Ans a Null and Alternative hypothesis Ho 0 H1 0 Test statis... View the full answer