The probability that a student knows the correct answer to a multiple – McqOptions

MCQOPTIONS

1.	The probability that a student knows the correct answer to a multiple choice question is 2/3. If the student does not know the answer, then the student guesses the answer. The probability of the guessed answer being correct is ¼. Given that the student has answered the question correctly, the conditional probability that the student knows the correct answer is
A.	2/3
B.	3/4
C.	5/6
D.	8/9
Answer» E.

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