The Editors of a National Automotive Magazine Recently Studied 30

question 122

Multiple Choice

The editors of a national automotive magazine recently studied 30 different automobiles sold in the United States with the intent of seeing whether they could develop a multiple regression model to explain the variation in highway miles per gallon.A number of different independent variables were collected.The following regression output (with some values missing) was recently presented to the editors by the magazine's analysts: Based on this output and your understanding of multiple regression analysis,what percentage of variation in the dependent variable is explained by the regression model?

• A)Approximately 82 percent
• B)Over 90 percent
• C)About 37 percent
• D)None of the above

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Definitions:

Economic Profits

The difference between total revenue and total costs, including both explicit and implicit costs, indicating the financial gain exceeding the opportunity costs.

Exit Of Firms

The process when businesses stop operations and leave a market, often due to unprofitability or strategic realignment.

Market Entry

The process or strategy by which a company enters a new market, facing and overcoming barriers to entry.

Market Price

the current price at which a good or service can be bought or sold, determined by supply and demand forces in the market.