Question: 2. The results for Rachel 2. s sample in Problem 1 isX 33 10 n 36 . (a) Calculate X . (b) Construct the 95%

2. The results for Rachel 2. ’s sample in Problem 1 isX 33 10 n 36 .

(a) Calculate σX .

(b) Construct the 95% confidence interval for her population mean score.

(c) Construct the 99% confidence interval for her population mean score.

(d) What generalization is illustrated by a comparison of your answers to Problems 2b and 2c?

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