Question: A random sample of size 20 from normal population A

A random sample of size 20 from normal population A has a variance of 2000. A second (independent) random sample of size 10 from normal population B has a variance of 2500. Test a null hypothesis that the variances of the two populations are equal, using a 2% significance level. Report and explain your conclusion.


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  • CreatedJuly 16, 2015
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