In Studies with a Group of Individuals Being Tested in a Series

question 62

Multiple Choice

In studies with a group of individuals being tested in a series of treatment conditions, factors such as history, instrumentation, and maturation threaten ____.

• A) internal validity only
• B) external validity only
• C) both internal and external validity
• D) neither internal nor external validity

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Definitions:

Prior Service Cost

The cost associated with the increase in pension benefits related to years of service credited in a pension plan amendment.

Straight-Line Basis

A method of calculating depreciation and amortization by evenly spreading the cost of an asset over its useful life.

Pension Retirement Benefits

Long-term benefits or compensations provided to employees upon retirement, which may include contributions made by the employer to a pension plan.

U.S. Tax Laws

The body of laws governing federal, state, and local taxation in the United States, affecting individuals, businesses, corporations, and other entities.