Below you are given a partial ANOVA table relating the price of a company's stock (y in dollars), the Dow Jones industrial average (x1), and the stock price of the company's major competitor (x2 in dollars). 
a.What has been the sample size for this regression analysis?
b.At = 0.05 level of significance, test to determine if the model is significant. That is, determine if there exists a significant relationship between the independent variables and the dependent variable.
c.Determine the multiple coefficient of determination.
Definitions:
Horizontal Axis
In a graph or chart, the x-axis running left to right and typically used to represent the independent variable or time period.
Independent Variable
The variable in an experiment that is manipulated or controlled by the researcher to observe its effect on the dependent variable.
Field Experiment
An experiment that is conducted in a natural setting rather than in a laboratory setting.
Shopping Preferences
Individual choices or inclinations towards certain products, brands, or shopping environments.
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