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15 votes
On discovering that her family had a 70% risk of heart attack, Erin took a treadmill test to check her own potential of having a heart attack. The doctors told her that the reliability of the stress test is 67%. What is the probability that Erin will not have a heart attack and the test predicts that she will?

A.
0.099

B.
0.201

C.
0.231

D.
0.469

1 Answer

8 votes
The answer i think is D
User Alisianoi
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