Not All Participants Are the Same

question 180

Multiple Choice

Not all participants are the same. Researchers use _____ to reduce the possibility that preexisting differences between groups are responsible for observed differences after experimental manipulation.

• A) a control group
• B) random selection
• C) random assignment
• D) an experimental group

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Definitions:

Baltimore Sanitary Fair

An event held in 1864 to raise funds for Union soldiers’ medical care during the American Civil War, showcasing public support and patriotism.

Civil Liberties

Fundamental rights and freedoms protected by law from government intrusion or abuse.

Abraham Lincoln

The 16th President of the United States, serving from 1861 until his assassination in 1865, known for leading the country during the Civil War and abolishing slavery.

Union Economy

During the American Civil War, the Union economy refers to the economic conditions and policies in the Northern states, which supported industrial growth and the war effort against the Confederacy.