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A new test has been developed to determine whether a given student is overstressed. This test is 90% accurate if the student is not overstressed, but only 80%accurate if the student is in fact overstressed.
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A new test has been developed to determine whether a given student is overstressed. This test is 90% accurate if the student is not overstressed, but only 80%accurate if the student is in fact overstressed. It is known that 99% of all students are overstressed. Given that a particular student tests negative for stress, what is the probability that the test results are correct, and that this student is not overstressed?

User Yeakub Bin Aziz
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4 votes

Answer:

The probability that the test results are correct, and that this student is not over stressed is 0.009

Explanation:

A new test has been developed to determine whether a given student is overstressed-example-1
User Slava Eremenko
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