George kyparisis owns a company that manufactures sailboats. actual demand for george�s sailboats during each of the past four seasons was as follows:

season 1 2 3 4
winter 1,400 1,280 1,040 900
spring 1,520 1,400 1,640 1,580
summer 1,040 2,100 2,040 2,000
fall 600 810 690 560
george has forecasted that annual demand for his sailboat in year 5 will equal 6500 sailboats.

based on the given data and using the multiplicative seasonal model, the demand level for george's sailboats in the spring of year 5 will be sailboats?

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