We are interested in determining whether or not the variances of the sales at two small grocery stores are equal. A sample of 21 days of sales at Store A and a sample of 16 days of sales at Store B indicated the following.
a.Provide the hypotheses to be tested.
b.Compute the test statistic.
c.Determine the critical value of F at 95% confidence.
d.Compute the p-value and use it to test the above hypotheses.

Question

We are interested in determining whether or not the variances of the sales at two small grocery stores are equal. A sample of 21 days of sales at Store A and a sample of 16 days of sales at Store B indicated the following.  
a.Provide the hypotheses to be tested.
b.Compute the test statistic.
c.Determine the critical value of F at 95% confidence.
d.Compute the p-value and use it to test the above hypotheses.

Quizplus · Accepted Answer

The Answer of We are interested in determining whether or not the variances of the sales at two small grocery stores are equal. A sample of 21 days of sales at Store A and a sample of 16 days of sales at Store B indicated the following.  
a.Provide the hypotheses to be tested.
b.Compute the test statistic.
c.Determine the critical value of F at 95% confidence.
d.Compute the p-value and use it to test the above hypotheses.

We Are Interested in Determining Whether or Not the Variances