Question: Article states that 53% of adult shoppers prefer to pay cash for purchases, 30% use checks, 16% use credit cards, and 1% have no preference. Store randomly selected 800 shoppers and asked their payment preferences. Results were that 400 paid cash, 210 paid by check, 170 paid with credit card, 20 had no preference. AT a=0.01, test the claim that the owner’s customers have the same preferences as those surveyed.