Question: =+. The article indicated that 500 FBI agents were tested. Consider the random variable x 5 number of the 500 tested who fail. If all

=+. The article indicated that 500 FBI agents were tested.

Consider the random variable x 5 number of the 500 tested who fail. If all 500 agents tested are trustworthy, what are the mean and the standard deviation of x?

A p p e n d i x A ■ The Binomial Distribution 701

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