A Study Is Said to Have Internal Validity If the Researcher

question 21

Multiple Choice

A study is said to have internal validity if the researcher can be relatively confident that ____.

• A)the same results would occur if the experiment were replicated
• B)changes in the independent variable caused changes in the dependent variable
• C)the operational definitions used in the study were chosen well
• D)the sample was representative of the broader population of interest

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Definitions:

Wage Rate

The amount of compensation offered to an employee per unit of time (e.g., hourly, daily) or piece of work done.

Purely Competitive

Purely competitive markets are characterized by many buyers and sellers, homogeneous products, and the absence of barriers to entry or exit, leading to firms being price takers.

Imperfectly Competitive

Refers to market structures that do not meet the conditions of perfect competition, often characterized by a small number of sellers, product differentiation, or barriers to entry.

Marginal Revenue Product

The additional revenue generated from employing an additional unit of a resource or factor of production.