Obviously, the lifetime membership isn’t a good deal if you only remain a member for a couple of years, but if you remain a member for 40 years, it’s a great deal. suppose that the appropriate annual interest rate is 8.9%. what is the minimum number of years that lloyd must remain a member of the adla so that the lifetime membership is cheaper (on a present value basis) than paying $750 in annual membership dues? (note: round your answer up to the nearest year.)

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.