According to Sports Medicine, one in two athletes uses performance-enhancing drugs. It is believed that the relaxation of an existing policy by the International Olympic Committee has led to an...

According to Sports Medicine, one in two athletes uses performance-enhancing drugs. It is believed that the relaxation of an existing policy by the International Olympic Committee has led to an increase in the proportion of athletes who take performance-enhancing drugs. To test the validity of this belief, the hypotheses are.