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For each problem below: Compute a 95% confidence interval around the sample mean, a 95% confidence interval around m - 0 , and the standardized...

 For each problem below:

 Compute a 95% confidence interval around the sample mean, a 95% confidence interval around m - μ0, and the standardized difference between the means.

 Transform the sample statistic into a test statistic (zobs) and compute its p-value under the null hypothesis.

  

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