SOLUTION: If a student randomly guesses at 20 multiple-choice questions, find the probability thatthe student gets exactly four correct. Each question has four possible choices.
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-> SOLUTION: If a student randomly guesses at 20 multiple-choice questions, find the probability thatthe student gets exactly four correct. Each question has four possible choices.
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Question 263036: If a student randomly guesses at 20 multiple-choice questions, find the probability thatthe student gets exactly four correct. Each question has four possible choices. Answer by richwmiller(17219) (Show Source):
