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find out the sample size based on CI and ME

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Obesity is defined as a body mass index (BMI) of 30kg/m2 or more. A 95% confidence interval for the percentage of U.S. adults aged 20 years and over who were obese was found to be 22.4 to 23.5%. What was the sample size?

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Hi there,

A 95% confidence interval for the percentage of U.S. adults aged 20 years and over who were ...

Solution Summary

The solution provides detailed explanation how to find out the sample size based on confidence interval and margin of error.

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