A Multiple Regression Line Was Calculated in Which $x _ { 1 }$

question 45

Multiple Choice

A multiple regression line was calculated in which $x _ { 1 }$ was a student's grade point average and $x _ { 2 }$ was a student's age. The multiple regression line was calculated as $y ^ { \prime } = - 18.7 + 46.3 x _ { 1 } + 7.28 x _ { 2 }$ . If a student has a grade point average of $5.9$ and is 20 years old, what is the predicted value of $y ^ { \prime }$ ?

• A) 400.1
• B) 387.2
• C) 421.6
• D) 615.5

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Definitions:

Total Revenue

The overall income obtained by an enterprise from its sales or services within a designated period.

Marginal Revenue

The extra revenue gained by selling an additional unit of a product or service.

Total Revenue

The total amount of money a company receives from sales of its products or services, before any expenses are subtracted.

Total Revenue

The total income generated by a firm from its sales of goods or services, calculated as the unit price times the quantity sold.