Question: 1. You're taking a multiple-choice exam and you don't know the answers to two of the questions. Each question has four choices, so the probability

1. You're taking a multiple-choice exam and you don't know the answers to two of the questions. Each question has four choices, so the probability of getting a question right by guessing is .25. Draw a tree diagram showing the probabilities of getting none, one, or both questions right by guessing.

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