Mathematics, 18.02.2020 20:29 lizzyhearts

2. Consider the following example about the effectiveness of a pregnancy test that shows a Y when the test is positive and an X if the test is negative, in which 170 subjects were checked for the effectiveness of the test.
Test Positive (y) Test Negative (x) Totals
Pregnant 115 15 130
Not Pregnant 10 30 40
Totals 125 45 170

a) P (Test Positive | Pregnant) =

b) P (Pregnant | Test Positive) =

c) P (Pregnant | Test Negative) =

d) P (Test Negative | Not Pregnant) =

e) P (Test Negative or Not Pregnant) =

Answers: 1

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2. Consider the following example about the effectiveness of a pregnancy test that shows a Y when th...