Sometimes, Pretest and Posttest Measures Are Records Taken by Observers

question 60

Multiple Choice

Sometimes, pretest and posttest measures are records taken by observers who improve their skills with practice. In this case, pretest-posttest changes could be due to program effectiveness or to the threat to internal validity called

• A)instrumentation
• B)testing
• C)attrition
• D)maturation

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Definitions:

Butter

A dairy product made from churning milk or cream, widely used as a spread and in cooking.

Gun Makers

Companies or individuals involved in the manufacturing of firearms.

American Economy

The economic system of the United States, characterized by a mixed economy with private freedom combined with centralized economic planning and government regulation.

Maximum Possible Output

The highest amount of goods or services an economy can produce when it is utilizing all of its resources efficiently.