If Two Groups of Numbers Have the Same Mean, Then

question 73

Multiple Choice

If two groups of numbers have the same mean, then

• A) their standard deviations must also be equal.
• B) their medians must also be equal.
• C) their modes must also be equal.
• D) other measures of location need not be the same.

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Definitions:

Market Economy

An economic system in which decisions regarding investment, production, and distribution are based on supply and demand, with little government intervention.

Internal Slave Trade

The trade of enslaved people within the borders of a country; in the United States, it particularly refers to the trade of slaves between states.

Wage Earners

Individuals whose primary income comes from their employment salary or wages, as opposed to investments or other sources.

Social Integration

The process by which individuals or groups of differing backgrounds come to live together within a community, sharing common norms, values, and practices.