what is the probability that at most 2 students out of 20 fail this course? {Hint: use binomial distribution}
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Q25. If the records show that, the probability of failing
(with grade F) this course is p, [use the answer to
question 22 above as the probability, p, here], what
is the probability that at most 2 students out of 20
fail this course? {Hint: use binomial distribution}
n=20
A=10
B=2
C=2
D=2
F=4
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