A five-question quiz is taken in which the first and second questions have four answer choices,...

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A five-question quiz is taken in which the first and second questions have four answer choices, the third and fourth questions have three answer choices, and the last question has five answer choices. If a student randomly marks an answer for each question, what is the expected number of questions he will answer correctly? 1 + X 11 1.37 0.96 1.00 0.27 A five-question quiz is taken in which the first and second questions have four answer choices, the third and fourth questions have three answer choices, and the last question has five answer choices. If a student randomly marks an answer for each question, what is the expected number of questions he will answer correctly? 1 + X 11 1.37 0.96 1.00 0.27

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Answer is 137 Because For the first two questions the p... View the full answer