Un prisma rectangular tiene de base lados que miden 6cm y 15cm y contiene agua hasta una altura de 8cm. Se mete una piedra y el nivel del agua sube 2.3 cm ¿cual es el volumen de la piedra? (principio de Arquimedes?

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