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what is the probability of answering at least 7 questions correct Question 3 5 pts 3. A multiple choice test has 4 possible answers for

what is the probability of answering at least 7 questions correct

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Question 3 5 pts 3. A multiple choice test has 4 possible answers for each question, A, B, C, or D. If the test has 10 questions, what is the probability of answering at least 7 questions correct, just by guessing? Round your answer to 4 decimal places. P (at least 7 correct) =

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