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ANOVA problem, data given! Please help
8 pts D Question 1 A researcher is interested to find out how the engine displacement, vehicle weight, and the type of transmission [i.e. automatic & manual] affect the automobile gasoline mileage. Type of transmission is represented by one dummy variable: automatic (-1, if transmission is automatic; 0, if transmission is manual) Part of the raw data and the regression output of 40 different car models are given below. Displacementícubic Weightlb) in) Automobile Miles/gallon Trans Corvette 22.50 Cruiser 19.30 Omega x Nova x Corolla E5 x 440 514 5911 Cougar x 3800 X Starfire x Cordoba x
SUMMARY OUTPUT Regression Statistics Multiple R 0.874319 R Square xxx Adjusted R xxX Square Standard Error 3.395 Observations 40 ANOVA Significance df MS F Regression 3 592.763 xxx xxoxx Residual 36 414.898 xXX Total 39 1007.661 Standard Error Coefficients t Stat P-value Intercept 45.768 3.861 11.854 0.000 Displacement 0.0176 0.008830.054
Displacement-0.0176 0.00883xxx 0.054 Weight 0.00361 0.00074 xxx 0.000 Automatic 0.654 1.201 -0.545 0.589 trans. What is the calculated value of MS -Residiual in the ANOVA table? O 11.525 197.588 592.763 1007.661 414.898
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Answer #1

calculate value of MS-residual in the ANOVA table =SS-residual /df of residual =414.898/36=11.525

therefore MS-residual =11.525

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