Answer the Questions That Follow This SPSS Output

question 38

Essay

Answer the questions that follow this SPSS output:
 
The dependent variable is fallGPA (student's GPA after the fall semester). The independent variables are sizeHS (the size of their high school graduating class) and SAT (their best SAT score).
A) What is the value of the multiple correlation (that is, the correlation between the dependent variable and the set of independent variables)?
B) What is the value of the coefficient of determination?
C) Of the two independent variables, which has the stronger net effect on the dependent variable?
D) Write out the regression equation. (You may use Y and X's in the regression equation or, in place of the Y and X's, you may use variable names.)

• A) What is the value of the multiple correlation (that is, the correlation between the dependent variable and the set of independent variables)?
• B) What is the value of the coefficient of determination?
• C) Of the two independent variables, which has the stronger net effect on the dependent variable?
• D) Write out the regression equation. (You may use Y and X's in the regression equation or, in place of the Y and X's, you may use variable names.)

---

Definitions:

Price Taking Firm

A company that must accept the market price for its product, as it has no power to influence the price due to intense competition or market conditions.

Maximum Profit

The highest possible financial gain an entity can achieve in a given period, usually by optimizing sales and minimizing costs.

Perfectly Competitive

A market structure characterized by a large number of small firms, identical products, and no barriers to entry or exit.

Marginal Cost

Refers to the expense associated with manufacturing one extra unit of a particular item.