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Question 110755540

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Question 3

10755544

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Your doctor wants you to test for a
disease that affects 1.3% of the
population. The test is known to have a
false positive rate of 2% and a false
negative rate of 5%. If you test positive on
the test, what is the probability that you
are truly affected by the disease?
Express your answer as a percentage
(between 0 and 100), with 1 decimal
precision.

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Countless students have taken a math and
a language classification test. The
distribution for the math test follows a
Normal distribution with a mean 150 and
standard deviation 10. The distribution of
the language test results follows a
N(110,15) distribution. The results are
obviously correlated and the correlation
coefficient is 0.5.
The final score is given by the sum of the
math and the language test results. What
is the mean of the final scores?

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Top Answer

1) 3.2% 2) mean of final... View the full answer

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