In Constructing a Confidence Interval Estimate for the Difference Between

question 44

Multiple Choice

In constructing a confidence interval estimate for the difference between two population proportions,we:

• A)pool the population proportions when the populations are normally distributed.
• B)pool the population proportions when the population means are equal.
• C)pool the population proportions when they are equal.
• D)never pool the population proportions.

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Definitions:

Telegraph Wire

A medium used historically for transmitting telegraphic messages through electrical signals over long distances.

Miles

A unit of length equal to 5,280 feet or approximately 1,609 meters, used primarily in the United States and the United Kingdom.

New York City

A major metropolitan city located in the state of New York, known for its significant cultural, financial, and media influence both nationally and internationally.