Question: A test with 99% sensitivity and 95% specificity is applied to three populations. Population A has a prevalence of 3%. Population B has a prevalence

A test with 99% sensitivity and 95% specificity is applied to three populations. Population A has a prevalence of 3%. Population B has a prevalence of 11%. Population C has a prevalence of 25%. Each population has exactly 1000 people. NOTE: you cannot not have portions of people so you need to round your numbers up or down. Please complete the following table:

Population	A	B	C
Number in Population	1000	1000	1000
Prevalence	3%	11%	25%
Number Diseased
Number Not Diseased
Number of True Positives
Number of False Positives
Total number positive on the test
Positive Predictive Value

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