THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 46

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The manager of a used-car dealership is very interested in the resale price of used cars.The manager feels that the age of the car is important in determining the resale value.He collects data on the age and resale value of 15 cars and runs a regression analysis with the value of the car (in thousands of dollars) as the dependent variable and the age of the car (in years) as the independent variable.Unfortunately,the printout had lost some of the results,identified by"A" through"F".The partial results left are displayed below.
-In order to estimate with 95% confidence the expected value of y in a simple linear regression problem,a random sample of 10 observations is taken.Which of the following t-table values listed below would be used?

• A)2.228
• B)1.860
• C)1.812
• D)2.306

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Definitions:

Break-Even Sales

The amount of revenue that is exactly sufficient to cover both fixed and variable costs, resulting in neither profit nor loss.

Break-Even

The point at which total revenues equal total costs, resulting in no net loss or gain.

Total Dollar Sales

The aggregate revenue a company generates from the sale of its goods or services before any expenses are subtracted.

Net Operating Income

A company's income from operations, calculated as gross profit minus operating expenses, excluding taxes and interest.