Compute the test statistic-determine thecritical value

Reference no: EM13331699

We are interestedin determining whether or not the variances of the sales at twosmall grocery stores are equal. A sampleof 21 days of sales at Store A and a sample of 16 days of sales atStore B indicated the following.

StoreA Store B

n1 =21 n2= 16

S1^2=800 S2^2 = 400

1). Provide thehypotheses to be tested.

2). Compute the teststatistic.

3). Determine thecritical value of F at 95% confidence.

4). Computethe p-value and use it to test the abovehypotheses.

Notes:Not sure about theformulas and answers

Reference no: EM13331699

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