A Regression Model Involving 3 Independent Variables for a Sample $$\begin{array}{l}&\text { Sum of Squares }\\\text { Regression } & 90 \\\text { Residual (Error) } & 100\end{array}$$

question 54

Essay

A regression model involving 3 independent variables for a sample of 20 observations resulted in the following sum of squares. $$\begin{array}{l}&\text { Sum of Squares }\\\text { Regression } & 90 \\\text { Residual (Error) } & 100\end{array}$$ ​
a.
Compute the multiple coefficient of determination and fully explain its meaning.
b.
At α = .05, test to determine whether or not there is a significant relationship between the independent variables and the dependent variable.

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