Below Is a Partial Multiple Regression Computer Output -Determine the Number of Observations in the Sample,the Number of l

Essay

Below is a partial multiple regression computer output.
$$\begin{array} { l l l } \text { Source } & \text { SS } & \text { df } \\\text { Model } & 32,774 & 5 \\\text { Error } & 21,886 & 292 \\\text { Total } & 54,660 & 297\end{array}$$
-Determine the number of observations in the sample,the number of independent variables in the model,and the mean squared error.