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A Teacher Designs a Test So a Student Who Studies

Question 253

Multiple Choice

A teacher designs a test so a student who studies will pass 90% of the time, but a student who does not studywill pass 5% of the time. A certain student studies for 93% of the tests taken. On a given test, what is theprobability that student passes? Round to the nearest thousandth when necessary.


A) 0.841
B) 0.837
C) 0.475
D) 0.035

Correct Answer:

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