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Mathematics, 13.07.2021 18:00 michell282

There are four multiple-choice questions on an exam, each with four possible answers (a) Determine the number of possible answer sequences for the four questions.
(b) Only one of the sets can contain all four correct answers. If you are guessing, so that you are as likely to choose one sequence of answers as another, what is the probability of getting all four answers correct? (Use 5 decimal places.)

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