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# Sampling Distribution of the Proportion

The sample mean is not the only statistical measurement that is performed. What if I want to measure the percentage of teenagers in this country who would agree with the following statement: “My parents are an excellent resource when I’m looking for advice on an important matter in my life.” Because each respondent has only two choices (agree or disagree), this experiment follows the binomial probability distribution, which I discussed in Chapter 9.

## Calculating the Sample Proportion

My measurement of interest is the proportion of teenagers in my sample of size n, who will agree with the statement “My parents are an excellent resource when I’m looking for advice on an important matter in my life.” The ...

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