Acompany famous for its nacho-flavored corn chips has developed two new formulas, a and b, which they hope their customers will like even more than the original formula. to determine whether customers prefer one of the new formulas over the current nacho flavoring, a sample of 50 customers is obtained. each customer tastes both formula a and formula b in a randomly assigned order and indicates which one they prefer more. which of the following best describes this study?

Which is cheaper: eating out or dining in? the mean cost of a flank steak, broccoli, and rice bought at the grocery store is $13.04 (money. msn website, november 7, 2012). a sample of 100 neighborhood restaurants showed a mean price of $12.75 and a standard deviation of $2 for a comparable restaurant meal. a. develop appropriate hypotheses for a test to determine whether the sample data support the conclusion that the mean cost of a restaurant meal is less than fixing a comparable meal at home. b. using the sample from the 100 restaurants, what is the p-value? c. at a = .05, what is your conclusion? d. repeat the preceding hypothesis test using the critical value approach