Terry Is a Research Assistant in Professor Samuel's Laboratory

question 11

Multiple Choice

Terry is a research assistant in Professor Samuel's laboratory. He is running a study in which 10-month-old crawling infants are shown a fascinating colorful music box and a plain block being placed on separate tables. They are then allowed to crawl to one of the two tables to indicate their toy choice. Terry notices that infants randomly choose between the two tables. What could be the reason for the infants' failure to choose the more fascinating toy?

• A) From the infants' point of view it is impossible to see the two toys.
• B) The infants cannot ordinate their crawling direction well enough.
• C) The infants forget where to crawl.
• D) The tables discourage them from crawling to the toys.

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Definitions:

Demand Curve

A graphical representation showing the relationship between the price of a good and the quantity demanded by consumers at those prices.

Increase in Demand

describes a situation where there is a higher quantity of a product or service desired by consumers at a given price level.

Inferior Good

A type of good for which demand decreases as the income of individuals increases, inversely related to income levels.

Substitutes

Goods or services that can be used in place of each other, where an increase in the price of one leads to an increase in the demand for the other.