Refer to Exercise 3.41. What is the probability that a student answers at least ten
Chapter 3, Problem 3.42(choose chapter or problem)
Refer to Exercise 3.41. What is the probability that a student answers at least ten questions correctly if a for each question, the student can correctly eliminate one of the wrong answers and subsequently answers each of the questions with an independent random guess among the remaining answers? b he can correctly eliminate two wrong answers for each question and randomly chooses from among the remaining answers?
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