Eighty percent of all women who submit to pregnancy test are really pregnant. A certain pregnancy test gives a false positive result with a probability of 0.06 and a valid positive result with a probability of 0.91 (A) if a particular women’s test is negative, what is the probability that she is really pregnant ? (B) what is the positive predictive value of the test? (C) what is the specificity of the test ?
Eighty percent of all women who submit to pregnancy test are really pregnant. A certain pregnancy test gives a false positive result with a probability of 0.06 and a valid positive result with a probability of 0.91 (A) if a particular women’s test is negative, what is the probability that she is really pregnant ? (B) what is the positive predictive value of the test? (C) what is the specificity of the test ?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Eighty percent of all women who submit to pregnancy test are really pregnant. A certain pregnancy test gives a false positive result with a probability of 0.06 and a valid positive result with a probability of 0.91
(A) if a particular women’s test is negative, what is the probability that she is really pregnant ?
(B) what is the positive predictive value of the test?
(C) what is the specificity of the test ?
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