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Asked Feb 13, 2020
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Assume that random guesses are made for six multiple choice questions on an SAT​ test, so that there are n = 6 ​trials, each with probability of success​ (correct) given by p = 0.45. 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<4) = _____ ​(Round to four decimal places as​ needed.)

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