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). Part of the regression output is provided below, based on a sample of 20 homes. Some of the information has been omitted. The estimated coefficient for Size is approximately:Variable Coefficients Standard Error t-StatIntercept 128.93746 2.6205302 49.203Size 1.2072436 11.439FP 6.47601954 1.9803612 3.27