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Understandanding sample sizes

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If a population of ten thousand children what steps would you use to select a representative sample size of one hundred fifty?

1/2 boys and 1/2 girls
70% white and 30% nonwhite
57% single-parent family and 43% dual-parent family)

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Solution Summary

The solution determines if a population of ten thousand children, the steps that would be used to select a representative sample size for one hundred fifty is determined.

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Given population size, N= 10000
Sample size, n=150
The sample size can be obtained only if we know the following
• The margin of error (also referred to as the confidence interval) measures the precision with which an estimate from a single sample approximates the ...

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