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You Are Studying Two Normally Distributed Populations with Equal Variances xˉ1\bar { x } _ { 1 }

Question 147

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You are studying two normally distributed populations with equal variances.A random sample is taken from each population.The relevant sample statistics are xˉ1\bar { x } _ { 1 }
= 34.36, xˉ1\bar { x } _ { 1 }
= 26.45,s1 = 9,s2 = 6,n1 = 10,n2 = 16.Compute a 95% confidence interval for μ1μ2\mu _ { 1 } - \mu _ { 2 }
.

Correct Answer:

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[1.86,13.96]
t24,025 = 2.0...

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