Great outdoors, a manufacturer of camping equipment, sells several lines of tents that are very similar to each other. the company does not want one line of its tents to steal market share from another line of its tents. to protect against this, it must be concerned with a. creating differences between the lines of tents, based on tangible, real differences. b. making sure advertising for one line of tents does not appear in the same medium as advertising for another line. c. primary demand stimulation. d. effective internal positioning.

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