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OpenStudy (anonymous):
You have a 5-question multiple-choice test. Each question has four choices. You don’t know any of the answers. What is the experimental probability that you will guess exactly three out of five questions correctly?
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OpenStudy (anonymous):
P(correct) = 1/4 P(wrong) = 3/4 P(3 correct) = (5C3) (1/4)^3 (3/4)^2
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