Mathematics, 27.09.2021 17:40 twistedhyperboles

Assume that random guesses are made for 8 multiple choice questions on an SAT test, so that there are n=8 trials, each with probability of success (correct) given by p=0.65. Find the indicated probability for the number of correct answers. Find the probability that the number x of correct answers is fewer than 4 .

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