# Determining if the normal approximation to the binomial distribution should be used.

Determine if the normal approximation to the binomial distribution could be used for the following problems:

A.) A study found that 1% of Social Security recipients are too young to vote. 800 Social Security recipients are randomly selected.

B.) A study found that 30% of the people in a community use the library in one year. 15 people from the community were selected.

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The Normal Approximation to the Binomial:

<br>Computing binomial probabilities using the binomial PDF can be difficult for a large n. If n is quite large or if the binomial applet is not available, the normal distribution can be used to ...

#### Solution Summary

The solutoin determines if the normal approximation to the binomial distribution could be used for the following problems:

A.) A study found that 1% of Social Security recipients are too young to vote. 800 Social Security recipients are randomly selected.

B.) A study found that 30% of the people in a community use the library in one year. 15 people from the community were selected.