Paul Wanted to Insure That the Results of His Study

question 42

Multiple Choice

Paul wanted to insure that the results of his study could be generalized so he manipulated the independent variable and then identified and measured all the dependent variables that he thought might be affected by the independent variable. What type of validity was Paul focusing on?

• A) internal validity
• B) population validity
• C) ecological validity
• D) outcome validity

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Definitions:

Fixed Costs

Costs that do not vary with the level of production or sales, such as rent, salaries, and insurance premiums.

Variable Costs

Costs that change in proportion to the level of goods or services that a business produces.

Profit

The financial gain realized when the amount of revenue gained from a business activity exceeds the expenses, costs, and taxes involved in sustaining the activity.

Variable Cost

A cost that depends on the level of production chosen.