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anonymous

  • one year ago

The probability that Emma has heart disease is 0.6. She decides to take a test for the disease that is 80% accurate. What is the probability that Emma has heart disease and the test predicts heart disease?

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  1. anonymous
    • one year ago
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    i need an explanation too

  2. dumbcow
    • one year ago
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    Ok here we have 2 independent events, you can find prob that both are true by multiplying the probabilities \[P(A and B) = P(A)*P(B)\] \[= P(heart disease) * P(test accurate)\] \[= 0.6* 0.8\]

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