Call: lm(formula = priceM2 - age + distMet + latitude + longitude, data = RealEstate) Residuals: 30 10 Median -33.069 -5.343 -1.050 4.410 71.305 Min Маx Coefficients: Estimate -3.650e+03 Std. Error 6.478e+03 t value -0.563 -6.221 Pr (>|t|) 0.573 (Intercept) 1.22e-09 *** 9.88e-16 *** 1.13e-08 *** 0.621 -2.526e-01 4.060e-02 Age distMet -5.875e-03 7.027e-04 -8.361 latitude 2.714e+02 4.655e+01 5.830 longitude -2.532e+01 5.120e+01 -0.495 Signif. codes: 0 ***** 0.001 '*** 0.01 * 0.05 '.' 0.1''1 Residual standard error: 9.355 on 409 degrees of freedom Multiple R-squared: 0.5319, Adjusted R-squared: 0.5273 F-statistic: 116.2 on 4 and 409 DF, p-value: < 2.2e-16 f) A new variable is added to the model which is longitude of the residence. Summary output is given above. What do you think of the new model? Do you think this variable should be added to the model,
Call: lm(formula = priceM2 - age + distMet + latitude + longitude, data = RealEstate) Residuals: 30 10 Median -33.069 -5.343 -1.050 4.410 71.305 Min Маx Coefficients: Estimate -3.650e+03 Std. Error 6.478e+03 t value -0.563 -6.221 Pr (>|t|) 0.573 (Intercept) 1.22e-09 *** 9.88e-16 *** 1.13e-08 *** 0.621 -2.526e-01 4.060e-02 Age distMet -5.875e-03 7.027e-04 -8.361 latitude 2.714e+02 4.655e+01 5.830 longitude -2.532e+01 5.120e+01 -0.495 Signif. codes: 0 ***** 0.001 '*** 0.01 * 0.05 '.' 0.1''1 Residual standard error: 9.355 on 409 degrees of freedom Multiple R-squared: 0.5319, Adjusted R-squared: 0.5273 F-statistic: 116.2 on 4 and 409 DF, p-value: < 2.2e-16 f) A new variable is added to the model which is longitude of the residence. Summary output is given above. What do you think of the new model? Do you think this variable should be added to the model,
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter2: Functions And Graphs
Section2.3: Linear Functions And Slope
Problem 106E
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