Solve the Problem. -The Following Confidence Interval Is Obtained for a Population Proportion

question 38

Multiple Choice

Solve the problem.
-The following confidence interval is obtained for a population proportion, p: (0.399, 0.437) . Use these confidence interval limits to find the margin of error, E.

• A) 0.020
• B) 0.017
• C) 0.019
• D) 0.038

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Definitions:

Standard Deviation

A statistical metric that evaluates the spread of data points in a dataset around the mean.

Standard Deviation

An indication of how spread out the numbers in a data set are, demonstrating variability from the mean.

Heights of Men

The measurement of how tall male individuals are, often collected for studies in ergonomics, health, or demographic research.

Standard Deviation

A measure of the dispersion or spread of a set of data points relative to its mean, indicating how much variation exists from the average.