The lagan family bought a $150,000 home in 2002. they obtained a mortgage loan for 30 years. the monthly payments, not including property taxes and insurance, are $895.00. assuming these monthly payments do not change, how much interest will be paid on the house during the 30 years? (monthly payment)(12 months per year)(30 years) (895)(12)(30) = $322,200 total amount paid (principal and interest)

a) $322,200 of interest
b) $150,000 of interest
c) $172,200 of interest
d) $472,200 of interest

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