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Assume that random guesses are made for sixsix multiple choice questions on an SAT​ test, so...

Assume that random guesses are made for

sixsix

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

Math   Statistics-And-Probability   
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