Question

The incidence of breast cancer varies depending on a woman's age. The National Cancer Institute gives the following probabilities for a randomly chosen woman in her 40s who takes a mammography to screen for breast cancer:

What percent of women in their 40s taking a screening mammography receive a positive test result?

a. 97%
b. 13.96%
c. 11.68%
d. 2.28%

If a randomly chosen woman in her 40s taking the mammography screening test gets a positive test result, the probability that she indeed has breast cancer is the positive predicted value, PPV = P(Cancer | Positive test). The PPV for this age group is

a. 0.8368.
b. 0.1632.
c. 0.85.
d. 0.0268.

Answer 1

Answer

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Step-by-step explanation:

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