a local superstore had a surplus of 10000 pencil pack and decided to donate them to area schools. if there are 27 schools and the store wants to donate the same number of packs to each school, how many pencil pack will each school receive?

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