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Assume that you have measured 49 subjects on a particular continuous variable. The calculated mean (M) is 25, and the standard deviation (SD) is 5.

Assume that you have measured 49 subjects on a particular continuous variable. The calculated mean (M) is 25, and the standard deviation (SD) is 5. Answer the following questions.

a. Compute a 95% confidence interval for the mean.

b. Interpret the 95% confidence interval for the mean that you have calculated above.

c. Calculate a 99% confidence interval for the mean.

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