5. The night-shift workers in three of Super Bo's specialty stores stock about 500 products in about 3 hours. How does this rate compare with the stocking done in the other 97 stores in the chain, which average about 496 products stocked in 3 hours? Are the stockers at the specialty stores doing a "better than average" job? Here's the info that you need: Size Average Number of Products Stocked Standard Deviation Specialty stores 3 500 12.56 All stores 100 496 22.13 p.209