Suppose a Researcher Is Performing an Experiment on Children

question 25

Multiple Choice

Suppose a researcher is performing an experiment on children. She tests the children on one level of the independent variable at the beginning of the school year, but cannot return to test the second level until mid-April, when the school year is almost completed. What threat to internal validity may be a problem?

• A) History
• B) Selection bias
• C) Maturation
• D) Experimenter bias

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Definitions:

Corporation

A legal entity that can own property and enter into contracts for the benefit of its shareholders.

Social constitution

The way in which a society is organized, including its social structures, norms, and institutions, and how they interact to shape the behavior and attitudes of its members.

Political economy

A branch of social science that studies the relationships between individuals and society and between markets and the state, using methods from both economics and political science.

Market capitalism

An economic system where decisions and investments are determined by the market, with goods and services produced and exchanged according to demand and supply.