Suppose that a pregnancy test kit, while tested on women, produces 95% true positive and 90% true negative. Suppose that 7% of women are pregnant. What is the probability that a randomly selected woman who is teted positive, is actually pregnant?

0.5885

Step-by-step explanation:

The possible ways for a test to be positive are:

- Woman is pregnant & true positive

- Woman is not pregnant & false positive

The probability of a positive is:

Therefore, the probability that a woman is actually pregnant given that she tested positive is:

The probability is 0.5885

step-by-step explanation:

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