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(b) Obtain also a 95% confidence interval for the mean increase in the depression scores between no-caffeine and caffeine periods. Is the confidence interval consistent

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(b) Obtain also a 95% confidence interval for the mean increase in the depression scores between no-caffeine and caffeine periods. Is the confidence interval consistent with the outcome of the test in part (a)? Explain briefly. Paired T confidence interval: HD = M1 - M2 : Mean of the difference between Depr-NC and Depr-Caf 95% confidence interval results: Difference Mean Std. Err. DF L. Limit U. Limit Depr-NC - Depr-Caf 6.0333333 1.0299909 29 3.9267654 8.1399012

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