help with question C please

1,800 - An SRS of apartment 150 - listings in a large 1,500 northeastern city 75- Rent 1,200 Residuals comparing monthly 0 - rent ($) versus size 900 (ft2) yields the -75- following computer 600 - .. output: 1,000 1,250 1,500 1,750 2,000 900 1.200 1,500 2.000 Size Predicted Rent Variable Coef s.e. Coef t P (a) Is a linear model Constant -311.341 117.6 -2.65 0.0294 Size 1.07707 0.09047 11.9 0.0601 appropriate for these data? Explain. S = 102.4 R-squ = 94.78 R-squ (adj) = 94.0% (b) Interpret the slope of the regression line. (c) Interpret 2 in context