Which of the Following Best Illustrates "Discrepancies of Quantity

question 224

Multiple Choice

Which of the following best illustrates "discrepancies of quantity"?

• A) Michelin makes tires, but most consumers also want a large selection of car-care services.
• B) Some stores sell large quantities of Michelin tires, but only small quantities of tires made by other companies.
• C) There are over 310 million consumers in the U.S. but only a small portion buy tires in any given year.
• D) Four firms make over 90 percent of all the tires sold in the United States.
• E) Michelin made millions of tires last year-but most customers bought only one set.

---

Definitions:

Population Coefficient

A parameter that quantifies a certain characteristic or attribute of a population.

Correlation

A statistical measurement of the relationship between two variables, indicating how one may predict the other.

Coefficient of Determination

Denoted as R-squared, it measures the proportion of the variance in the dependent variable that is predictable from the independent variable(s) in a regression model.

Regression Line

A line that best fits the data points in a scatter plot, showing the relationship between two variables.