A Realtor Is Trying to Predict the Selling Price of Houses

question 90

Multiple Choice

A realtor is trying to predict the selling price of houses in Greenville (in thousands of dollars) as a function of Size (measured in thousands of square feet) and whether or not there is a fireplace (FP is 0 if there is no fireplace, 1 if there is a fireplace) . The regression output is provided below. Some of the information has been omitted. $$\begin{array} { l c c c c } \hline \text { Source of variation } & \text { SS } & d f & M S & F \\\hline \text { Regression } & 3177.17 & 2 & 1588.6 & \\\text { Residual } & & 17 & 17.717 & \\\text { Total } & 3478.36 & 19 & & \\\hline\end{array}$$ How many predictors (independent variables) were used in the regression?

• A)20
• B)18
• C)3
• D)2

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