# Statistics - Probability Distribution, Graph

On average, 40 percent of U.S. beer drinkers order light beer. (a) What is the probability that none of the next eight customers who order beer will order light beer? (b) That one customer will? (c) Two customers? (d) Few than three? (e) Construct the probability distribution, make a graph of its PDF, and describe its shape.

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#### Solution Preview

Update:

The formula for nCr is n! / [(n - r)! r!]

For example, 8C0 = 8! / [(8 - 0)! 0!] = 8! / (8! 0!) = 8! / (8! * 1) = 1

Similarly, 8C2 = 8! / [(8 - 2)! 2!] = 8! / (6! 2!) = 40320 / (720 * ...

#### Solution Summary

This solution contains step-by-step calculations to determine the probability of beer drinkers in different scenarios.

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