Suppose a Consumer Is Currently Spending All of Her Available

question 129

Multiple Choice

Suppose a consumer is currently spending all of her available income on two goods: music CDs and DVDs. If the price of a CD is $9, the price of a DVD is $18, and she is currently consuming 10 CDs and 5 DVDs, what is the consumer's income?

• A)$90
• B)$180
• C)$270
• D)$360

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Definitions:

Instrument Decay

As a threat to internal validity, the possibility that a change in the characteristics of the measurement instrument, including human observers, is responsible for the results.

Journal

A periodical publication that contains scholarly articles and research findings on a specific academic field or area of interest.

Exposure

refers to the extent or duration to which an individual is subjected to a particular environment, substance, or condition.

Testing Effect

A threat to internal validity in which taking a pretest changes behavior without any effect on the independent variable.