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    Statistics - Binomial Distribution

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    Use the binomial distribution to determine the probability that a student will get at least 8 out of 10 questions on a ten question multiple choice test correct by just guessing if each question has four (4) choices. Assume that the student randomly guesses any of the four choices with a .25 chance of guessing the CORRECT choice.

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    p = 0.25, q = 1 - p = 0.75, n = 10

    P(r correct answers out ...

    Solution Summary

    The expert examines binomial distribution in statistics. Neat and step-wise solution is provided.