Question: The following information is based on independent random samples taken from two normally distributed populations having equal variances: Based on the sample information, determine the

The following information is based on independent random samples taken from two normally distributed populations having equal variances:

The following information is based on independent random samples taken

Based on the sample information, determine the 90% confidence interval estimate for the difference between the two population means.

9 15 5 1 1 n-

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