To Estimate a Population Mean, the Sample Size Needed to Provide

question 41

Multiple Choice

To estimate a population mean, the sample size needed to provide a margin of error of 2 or less with a .95 probability when the population standard deviation equals 11 is _____.

• A) 10
• B) 11
• C) 116
• D) 117

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Definitions:

Gilded Age

A term that describes the late 19th century era in the United States characterized by rapid economic growth, technological innovation, and ostentatious displays of wealth, along with significant social and economic inequality.

American Politics

The structured set of practices, beliefs, and institutions that define the operation of the United States government and its interactions with the populace.

Political Parties

Organizations that seek to achieve political power by electing their members to public office, thereby influencing public policy and government decisions.

Subtreasury Plan

A proposal in the late 19th century aiming to revolutionize credit and storage for agricultural products to benefit farmers.