The value of mr. boyles's savings account is
given by the function v(t) = 50 + 73t – 3t² where
v is the value of the savings account in hundreds
of dollars and t is time measure in months. how =
much money did mr. boyles invest initially?

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