The probability that a student knows the correct answer to a multiple choice qu

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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 1/4. Given that the student has answered the question correctly, the conditional probability that the student knows the correct answer is

Options:

A . 2/3

B . 3/4

C . 5/6

D . 8/9

Answer: Option D

-NA-

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