Mathematics, 17.02.2020 21:21 spobyyy
Rapid HIV tests allow for quick diagnosis without expensive laboratory equipment. However, their efficacy has been called into question. In a population of 1517 tested individuals in Uganda, 4 had HIV but tested negative (false negatives), 166 had HIV and tested positive, 129 did not have HIV but tested positive (false positives), and 1218 did not have HIV and tested negative. A randomly slected person from this population tests negative for HIV. What is the probability that this person has HIV?
Answers: 2
Mathematics, 21.06.2019 18:10
What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23
Answers: 1
Mathematics, 21.06.2019 20:50
There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?
Answers: 1
Mathematics, 21.06.2019 21:30
One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?
Answers: 1
Mathematics, 21.06.2019 23:00
How can writing phrases as algebraic expressions you solve problems?
Answers: 2
Rapid HIV tests allow for quick diagnosis without expensive laboratory equipment. However, their eff...
Mathematics, 26.09.2021 18:20
English, 26.09.2021 18:20
Business, 26.09.2021 18:20
Geography, 26.09.2021 18:20
Mathematics, 26.09.2021 18:20
History, 26.09.2021 18:20
Mathematics, 26.09.2021 18:20
Chemistry, 26.09.2021 18:20
Mathematics, 26.09.2021 18:20