You are given the following results from a sample of 5 observations. 
a.Construct a 99% confidence interval for the population variance.
b.The null and alternative hypotheses are H0:2 < 2 and Ha:2 < 2. Compute the test statistic.
c.Perform the test of the hypothesis at the 1% level.
d.What do you conclude about the population variance?
Correct Answer:
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b.3
c.Reje...
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