A Regression Equation That Predicts the Price of Homes in Thousands

question 128

Multiple Choice

A regression equation that predicts the price of homes in thousands of dollars is t = 24.6 + 0.055x1 - 3.6x2, where x2 is a dummy variable that represents whether the house in on a busy street or not. Here x2 = 1 means the house is on a busy street and x2 = 0 means it is not. Based on this information, which of the following statements is true?

• A) On average, homes that are on busy streets are worth $3600 less than homes that are not on busy streets.
• B) On average, homes that are on busy streets are worth $3.6 less than homes that are not on busy streets.
• C) On average, homes that are on busy streets are worth $3600 more than homes that are not on busy streets.
• D) On average, homes that are on busy streets are worth $3.6 more than homes that are not on busy streets.

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Definitions:

Pitched Ball

In baseball, a ball thrown by the pitcher towards home plate to begin an active play, aiming to get the batter out.

Home Run

In baseball, a hit that allows the batter to circle all the bases, ending at home plate, often by hitting the ball out of the field.

Satisficing

A decision-making strategy that involves choosing an option that meets a minimum level of satisfaction rather than optimizing.

Best Possible Decision

The most favorable outcome derived from available alternatives, taking into account all known information, restrictions, and goals.