Mathematics, 02.01.2020 01:31 aliyahmuhammad2948
Astratified sample in which the number of sampling units drawn from each stratum is in proportion to the population size of the stratrum is called
Answers: 2
Mathematics, 21.06.2019 19:40, marshallmattah
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
Answers: 1
Astratified sample in which the number of sampling units drawn from each stratum is in proportion to...
Mathematics, 03.03.2020 23:25
Mathematics, 03.03.2020 23:25