Question Number 1

You are working for a florist that specializes in weddings. You are preparing the flower arrangement orders for three weddings this weekend. The three weddings ordered 120 arrangements, 85 arrangements, and 46 arrangements. How many flower arrangements must you prepare?

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