Dr Delaye Has Developed a New Test for Math Ability

question 268

Multiple Choice

Dr. Delaye has developed a new test for math ability but because the test relies heavily on word problems, the test is actually a better measure of comprehension. Because this test doesn't measure the concept that Dr. Delaye originally intended it to, we would say that this test has

• A)poor test-retest reliability
• B)poor internal validity
• C)poor criterion-related validity
• D)poor construct validity

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Definitions:

Rational Consumer

A theoretical concept depicting a consumer who makes decisions based on maximizing utility, considering all available information and options.

Utility Levels

A measure of the varying degrees of satisfaction or utility that consumers derive from different bundles of goods and services.

Preferences

The tastes, desires, or choices that consumers have regarding products, goods, or services.

Indifference Curves

Graphical representations used in economics to show different combinations of goods or services between which a consumer is indifferent.