It is estimated that 10 percent of those taking the, Ask an Expert

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It is estimated that 10 percent of those taking the quantitative methods portion of the CPA examination fail that section. Sixty students are taking the exam on Saturday.

A. How many would you expect to fail? What is the standard deviation?

B. What is the probability that exactly two students will fail?

C. What is the probability at least two students will fail?

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