Approximately 2 percent of women ages 40-50 have breast cancer. A woman has a 87 percent chance of a positive test from a mammogram glven she has breast cancer (a true positive result). A woman has a 11 percent chance of a positive test from a mammogram given she does not have breast cancer (a false positive result). Complete the probability table below, then answer the questions below the table. Give all answers as decimals to 4 decimal places. Negative test Positive test result Total result Has breast cancer Does not have breast cancer Total 1 What Is the probability a woman has breast cancer, given that she just had a positive test? Glve answer as decimals to 4 decimal places.

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Author:Amos Gilat
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Approximately 2 percent of women ages 40-50 have breast cancer. A woman has a 87 percent
chance of a positive test from a mammogram glven she has breast cancer (a true positive result). A
woman has a 11 percent chance of a positive test from a mammogram given she does not have
breast cancer (a false positive result).
Complete the probability table below, then answer the questions below the table. Give all answers
as decimals to 4 decimal places.
Positive test result
Negative test
Total
result
Has breast cancer
Does not have breast
cancer
Total
1
What Is the probability a woman has breast cancer, given that she Just had a positive test?
Give answer as decimals to 4 decimal places.
Transcribed Image Text:Approximately 2 percent of women ages 40-50 have breast cancer. A woman has a 87 percent chance of a positive test from a mammogram glven she has breast cancer (a true positive result). A woman has a 11 percent chance of a positive test from a mammogram given she does not have breast cancer (a false positive result). Complete the probability table below, then answer the questions below the table. Give all answers as decimals to 4 decimal places. Positive test result Negative test Total result Has breast cancer Does not have breast cancer Total 1 What Is the probability a woman has breast cancer, given that she Just had a positive test? Give answer as decimals to 4 decimal places.
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