The Most Common Threat to the Internal Validity of Research

question 9

Multiple Choice

The most common threat to the internal validity of research designs is probably:

• A)experimenter bias
• B)confounds
• C)participant expectancies
• D)regression toward the mean

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Definitions:

Voter Fraud

Illegal interference with the election process by various means, including manipulating vote counts or voter registration, to alter the election outcome.

Health-Care Plan

A proposal or policy set forth by government or private entities to provide medical services to individuals or populations.

Welfare-Reform

Changes made to the public assistance system aimed at reducing dependency on government aid by promoting job preparation and work.

Contract With America

A legislative agenda advocated for by the Republican Party during the 1994 midterm elections, aiming to reshape U.S. federal government policies.