Question: Analyze the following data for two groups using both an exact -test and an -test. Show that =2. Do the samples seem to be independent?

Analyze the following data for two groups using both an exact -test and an -test. Show that =2. Do the samples seem to be independent? Comment. Then construct a confidence interval for the difference between the two means.

1 - 14.3 16.2 13.5 14.6 14.9 15.4 16.0 15.7

2 - 14.8 16.6 13.6 14.9 15.3 15.8 16.4 16.2

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