HW3-Mengheng Li

HW3-Mengheng Li - Homework #3 Mengheng Li 4.38 Annual Sales...

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Homework #3 Mengheng Li
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4.38 Annual Sales Tax CollectionNew Car Registrations 1000000 10000 1400000 12000 1900000 15000 2000000 16000 1800000 14000 2100000 17000 2300000 20000
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SUMMARY OUTPUT Regression Statistics Multiple R 0.9664888662 R Square 0.9341007286 Adjusted R Square 0.9209208743 Standard Error 125160.689667 Observations 7 ANOVA df SS MS F Significance F Regression 1 1110245437382 1.11025E+012 70.87337297 0.0003877797 Residual 5 78325991189.4273 15665198238 Total 6 1188571428571.43 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept -158149.779736 235696.40538881 -0.670989358 0.5319713158 -764026.67815 447727.1187 -764026.67815 447727.11868 New Car Registrations 130.8370044053 15.5413607363 8.4186324882 0.0003877797 90.8866647955 170.787344 90.886664795 170.78734402 least-squares regression equation y=130.837x-158149.7797 b) x= 22000 y= 2720264.31718 c) oefficients of correlation= 0.9664888662 the coefficients of determination= 0.9341007286
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#4.43
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This note was uploaded on 12/03/2011 for the course BUSQOM 1070 taught by Professor Shang during the Spring '09 term at Pittsburgh.

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HW3-Mengheng Li - Homework #3 Mengheng Li 4.38 Annual Sales...

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