an answer at random. Given that the answer the student chooses is correct, what is th probability that the student knew the correct answer?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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5. A multiple choice question has c available choices. Let p be the probability that the student
knows the right answer, and 1- p that he does not. When he does not know, he chooses
an answer at random. Given that the answer the student chooses is correct, what is the
probability that the student knew the correct answer?
Transcribed Image Text:5. A multiple choice question has c available choices. Let p be the probability that the student knows the right answer, and 1- p that he does not. When he does not know, he chooses an answer at random. Given that the answer the student chooses is correct, what is the probability that the student knew the correct answer?
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