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A diagnostic test has been developed for a disease that has a prevalence of 0.130 in the population. The test has: 0.770 sensitivity (true positive

A diagnostic test has been developed for a disease that has a prevalence of 0.130 in the population. The test has: 0.770 sensitivity (true positive rate) 0.640 specificity (true negative rate) What is the probability that a person who tests positive does indeed have the disease (positive predictive value)? Give your answer as a decimal

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