Essay
Two independent samples are drawn from two populations,and the following information is provided.
We want to test the following hypotheses.
a.Determine the degrees of freedom.
b.Compute the test statistic.
c.At 95% confidence,test the hypotheses.Assume the two populations are normally distributed and have equal variances.
Correct Answer:
Verified
a.81
b.t = -2.887
c....View Answer
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Correct Answer:
Verified
b.t = -2.887
c....
View Answer
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