Which of the Following Describes a Positive Externality

question 1

Multiple Choice

Which of the following describes a positive externality?

• A)John Henry paints the outside of his house in order to increase its market value just before he puts the house up for sale.
• B)People who do not attend college still benefit from others who receive a college education.
• C)The government imposes a tax on cigarettes in order to discourage smoking among teenagers.
• D)Mary volunteers to drive her neighbor's children to soccer practice.

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Definitions:

T-distribution

A statistical probability distribution utilized for estimating parameters of a population when dealing with a small sample size and an unknown population variance.

Degrees Of Freedom

The number of independent pieces of information available to estimate another parameter or the dimensionality of a statistical calculation.

Test Statistic

A value calculated from sample data during a hypothesis test used to determine the p-value or to compare against a critical value to accept or reject a null hypothesis.

Hypotheses

Proposed explanations or predictions, typically stated in a testable form, that can be examined through experimentation or observation.