Question: A student takes a 75 question multiple choice quiz. The student is unprepared, so they guess on every question. The probability of guessing a correct

A student takes a 75 question multiple choice quiz. The student is unprepared, so they guess on every question. The probability of guessing a correct answer is 1/4. Find the mean and standard deviation for the random variable "number of correct guesses" in this situation.

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