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1. In a multiple choice quiz, there are 6 questions. Each question has 5 possible answers. A student guesses at each question. a. Find the

1.In a multiple choice quiz, there are 6 questions. Each question has 5 possible answers. A student guesses at each question.

a.Find the probability that the student gets 4 answers correct.

b.Find the probability that the student passes (i.e. gets at least 50%)

c.What is the student's expected number of correct answers?

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