Question: If a medical screening test to detect a disease whose prevalence is 10/100 has 90% hit rate (rate at which positive results are given for

If a medical screening test to detect a disease whose prevalence is 10/100 has 90% hit rate (rate at which positive results are given for positive cases) and 10% false alarm rate (rate at which positive results are given for negative cases), what is the chance that a person found to have a positive result actually has the disease if the test result is the only available information?

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