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Assume that random guesses are made for seven multiple choice questions on an SAT test, so that there are n = 7 trials, each with

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Assume that random guesses are made for seven multiple choice questions on an SAT test, so that there are n = 7 trials, each with probability of success (correct) given by p =0.55. Find the indicated probability for the number of correct answers, Find the probability that the number x of correct answers is fewer than 4. P(X

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