Critical Thinking For a binomial probability distribution, it is unusual for the number of successes to be

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Critical Thinking For a binomial probability distribution, it is unusual for the number of successes to be less than m 2 2.5s or greater than m 1 2.5s .

(a) For a binomial experiment with 10 trials for which the probability of success on a single trial is 0.2, is it unusual to have more than five successes?

Explain.

(b) If you were simply guessing on a multiple-choice exam consisting of 10 questions with 5 possible responses for each question, would you be likely to get more than half of the questions correct?

Explain.

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Understandable Statistics Concepts And Methods

ISBN: 9780357719176

13th Edition

Authors: Charles Henry Brase, Corrinne Pellillo Brase

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