The Presence of Federal Troops Was Necessary to Do Which

question 48

Multiple Choice

The presence of federal troops was necessary to do which of the following?

• A) end boycotting in Montgomery
• B) protect demonstrators in Birmingham
• C) enforce court-ordered integration of Little Rock schools
• D) enforce the Voting Rights Act
• E) prevent violent demonstrations in Washington, D.C.

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Definitions:

Null

In statistics, this refers to the null hypothesis, which is a default hypothesis that there is no significant difference or effect.

Average Profit

The mean financial gain computed by dividing the total profit by the number of units sold or transactions, providing insight into overall profitability.

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution without violating any constraints.

T Distribution

A probability distribution that is used to estimate population parameters when the sample size is small and the population variance is unknown.