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