Which of the Following Is True of Selection Effects

question 38

Multiple Choice

Which of the following is true of selection effects?

• A) They are a type of confound.
• B) They can occur when experimenters allow participants to choose their own treatment group.
• C) They can occur when researchers assign one type of person to one treatment group and another type of person to another treatment group.
• D) All of the above are true of selection effects.
• E) None of the above are true of selection effects.

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Definitions:

Sea Islands Experiment

An early Reconstruction initiative in the 1860s aimed at redistributing land on the Sea Islands off the coast of South Carolina to newly freed slaves.

Ten-Percent Plan

A Reconstruction plan proposed by President Abraham Lincoln in 1863, suggesting that a Southern state could be readmitted into the Union once 10% of its voters swore an oath of allegiance to the Union.

Reconstruction

The period after the American Civil War (1865–1877) during which the United States attempted to reintegrate the Confederate states back into the Union and rebuild the South.

Amnesty

A governmental act of forgiveness for individuals or groups who have committed a political offense, often after a conflict or under a new regime.