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A national computer retailer believes that the average sales are greater for salespersons with a college...

A national computer retailer believes that the average sales are greater for salespersons with a college degree. A random sample of 31 salespersons with a degree (group 1) had an average weekly sale of $3411 last year, while 32 salespersons without a college degree (group 2) averaged $3112 in weekly sales. The standard deviations were $468 and $642 respectively. Is there evidence at the 5% level to support the retailer's belief?

a. Select the Alternate hypothesis.

b. Select the p-value for this hypothesis test.

c. Select the Decision to Reject H0 or Failure to Reject H0.

Math   Statistics-And-Probability   
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