The probability of a student passing any exam is 2/3. If ...
The probability of a student passing any exam is 2/3. If the student takes three exams, what is the probability that he will not pass any of them?
2/3
4/9
8/27
1/27
Correct answer is D
P(not passing exam) = 1−23=13
P(not passing any of the three exams) = 13×13×13
= 127
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