Whom should you hire? Madison is a fun-loving leader who wants the best for her employees. She will pull the group together by organizing group get-togethers and outings and by making sure that every employee feels like he or she has the right to speak up. Abigail is a no-nonsense leader with a strong background in sales and merchandising. She will pull the group together by implementing training, giving directions, and making sure that everyone knows exactly what they are expected to do.

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