Question: Construct a 95% confidence interval to estimate 1 - 2 by using the following data. Assume the populations are normallydistributed. Sample 1 Sample 2 X2

Construct a 95% confidence interval to estimate µ1 - µ2 by using the following data. Assume the populations are normallydistributed.

Construct a 95% confidence interval to estimate µ1 - µ2

Sample 1 Sample 2 X2 = 70.9 $5 = 11.4 219 74.6 = 10.5 111 = 18

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