The mammogram is helpful for detecting breast cancer in its early stages. However, it is an imperfect diagnostic tool. According to one study,1 86.6 of every 1000 women between the ages of 50 and 59 that do not have cancer are wrongly diagnosed (a ‘‘false positive”), while 1.1 of every 1000 women between the ages of 50 and 59 that do have cancer are not diagnosed (a ‘‘false negative”). One in 38 women between 50 and 59 will develop breast cancer.If a woman between the ages of 50 and 59 has a positive mammogram, what is the probability that she will have breast cancer?Round your answer to four decimal places.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
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The mammogram is helpful for detecting breast cancer in its early stages. However, it is an imperfect diagnostic tool. According to one study,1 86.6 of every 1000 women between the ages of 50 and 59 that do not have cancer are wrongly diagnosed (a ‘‘false positive”), while 1.1 of every 1000 women between the ages of 50 and 59 that do have cancer are not diagnosed (a ‘‘false negative”). One in 38 women between 50 and 59 will develop breast cancer.

If a woman between the ages of 50 and 59 has a positive mammogram, what is the probability that she will have breast cancer?

Round your answer to four decimal places.

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