Which of the Following Is an Example of a Variable

question 12

Multiple Choice

Which of the following is an example of a variable interval schedule of partial reinforcement?

• A)In hopes of winning a big jackpot, Penny plays the slot machines at a nearby casino.
• B)Sam earns extra money by mowing his neighbors' lawns in the summer and shoveling their driveways and sidewalks in the winter. He charges $20 per job.
• C)Marcus takes his daughter Rebekah fishing, and explains that you never know how long you have to leave your line in the water before a fish will bite.
• D)Jaime has a paper due once a month in his sociology course. His productivity is low at the beginning of the month and high as the deadline approaches.

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Definitions:

Cyclical Industries

Industries in which sales tend to magnify cyclical changes in gross domestic product and national income.

Business Earnings

The profit made by a business over a period of time, indicating its financial performance and profitability.

Secondary Supply

The provision of goods or services from secondary markets or sources, distinct from primary or direct sources.

Elastic

Describes a situation in which the quantity demanded or supplied of a good is highly responsive to changes in price.