Question: A multiple-choice quiz consists often 1questions, each with five possible answers of which only one is correct. A student passes the quiz if seven or

A multiple-choice quiz consists often 1questions, each with five possible answers of which only one is correct. A student passes the quiz if seven or more correct answers are obtained. What is the probability that a student who guesses blindly at all of the questions will pass the quiz? What is the probability of passing the qui/ if. on each question, a student can eliminate three incorrect answers and then guesses between the remaining two?

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