Question: Assume that random guesses are made for eight multiple choice questions on an SAT test, so that there are n=8 trials, each with probability of

Assume that random guesses are made for

eight

multiple choice questions on an SAT test, so that there are n=8

trials, each with probability of success (correct) given by p=0.5.

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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