A study used DNA analysis of parents to determine if the unborn child is likely to have cystic fibrosis. Based on this study, the risk assessment is shown in the following table:     Father Father Father     Untested Tested Positive Tested Negative Mother Untested Unknown 1 in 100 1 in 16,500 Mother Tested Positive 1 in 100 1 in 4 1 in 660 Mother Tested Negative 1 in 16,500 1 in 660 1 in 106,000   If both parents tested positive, what is the probability of the child developing cystic fibrosis?   If both parents tested negative, what is the probability of the child developing cystic fibrosis?   If the mother tested negative, and the father tested positive, what is the probability of the child developing cystic fibrosis?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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A study used DNA analysis of parents to determine if the unborn child is likely to have cystic fibrosis. Based on this study, the risk assessment is shown in the following table:

 

 

Father

Father

Father

 

 

Untested

Tested Positive

Tested Negative

Mother

Untested

Unknown

1 in 100

1 in 16,500

Mother

Tested Positive

1 in 100

1 in 4

1 in 660

Mother

Tested Negative

1 in 16,500

1 in 660

1 in 106,000

 

  1. If both parents tested positive, what is the probability of the child developing cystic fibrosis?

 

If both parents tested negative, what is the probability of the child developing cystic fibrosis?

 

If the mother tested negative, and the father tested positive, what is the probability of the child developing cystic fibrosis?

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