A Simple Random Sample of 144 Items Resulted in a Sample

question 74

Short Answer

A simple random sample of 144 items resulted in a sample mean of 1080. The population standard deviation is known to be 240. Develop a 95% confidence interval for the population mean.

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Definitions:

Colonists

People who settle in a new territory but remain subjects or citizens of their parent state or country.

Colonial Governments

The administrative bodies established by colonial powers to rule over their overseas colonies, often imposed without the consent of the native populations.

New England

A region in the northeastern corner of the USA, consisting of six states: Maine, New Hampshire, Vermont, Massachusetts, Rhode Island, and Connecticut, known for its distinct historical roots.

Chesapeake Colonies

English settlements in the Chesapeake Bay region, namely Virginia and Maryland, established in the 17th century, known for their tobacco-based plantation economy.