Courtney is planning a bridal shower for her best friend. At the party, she wants to serve 33 beverages, 33 appetizers, and 33 desserts, but she does not have time to cook. She can choose from 1818 bottled drinks, 1010 frozen appetizers, and 88 prepared desserts at the supermarket. How many different ways can Courtney pick the food and drinks to serve at the bridal shower? Answer

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297