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it is estimated that 17% of those taking the quantitative methods portion of the certified public...

it is estimated that 17% of those taking the quantitative methods portion of the certified public accountant (CPA) examination fail that section. Seventy one students are taking the examination this Saturday. a-1. How many would you expect to fail? (Round the final answer to 2 decimal places.) Number of students a-2. What is the standard deviation? (Round the final answer to 2 decimal places.) Standard deviation b. What is the probability that exactly four students will fail? (Round the final answer to 4 decimal places.) Probability c. What is the probability at least four students will fail? (Round the final answer to 4 decimal places.) Probability

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Given that n=71 X be the quantitative method postion of the cpp examination fail that section by using binomial dishibutian

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