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The table presents gasoline mileage performance for 25 automobiles (Source: Motor Trend, 1975). X6 Y X1 X2 X3 X4 X5 X7 X8 X9 X10 X11 18.9 350 165 260 8 2.56 4 3 200.3 69.9 3910 A 20 250 105 185 8.25 2.73 3 196.7 72.2 3510 A 18.25 351 143 255 8 3 2 3 199.9 74 3890 A 20.07 225 440 95 170 8.4 2.76 1 194.1 71.8 3365 M 11.2 215 330 8.2 2.88 4 3 184.5 69 4215 A 22.12 231 110 175 8 2.56 2 3 179.3 65.4 3020 A 34.7 89.7 70 81 8.2 3.9 4 155.7 64 1905 M 30.4 96.9 75 83 9. 4.3 2 5 165.2 65 2320 M 16.5 350 155 250 8.5 3.08 4 3 195.4 74.4 3885 A 36.5 85.3 80 83 8.5 3.89 2 4 160.6 62.2 2009 M 21.5 171 109 146 8.2 3.22 4 170.4 66.9 2655 M 195 220 19.7 258 110 8 3.08 1 171.5 77 3375 A 17.8 302 129 3 2 3 199.9 74 3890 A 14.39 500 190 360 8.5 2.73 4 224.1 79.8 5290 A 14.89 440 215 330 8.2 2.71 3 231 79.7 5185 A 72.2 3.08 2.56 17.8 350 155 250 8.5 4 3 196.7 3910 A 23.54 231 110 175 8 2 179.3 65.4 3050 A 21.47 360 180 290 8.4 2.45 2 3 214.2 76.3 4250 A 16.59 400 185 7.6 3.08 3 196 73 3850 A 31.9 96.9 75 83 9 4.3 2 165.2 61.8 2275 M 460 133.6 13.27 223 366 5430 8 8.4 3 3 228 79.8 A 23.9 96 120 3.91 2 171.5 63.4 2535 M 19.73 318 140 255 8.5 2.71 2 215.3 76.3 4370 A 13.9 351 148 243 8 3.25 3 215.5 78.5 4540 A 16.5 350 165 255 8.5 2.73 4 3 185.2 69 3660 A y: Miles/gallon X1: Displacement (cubic inches) X2: Horsepower (foot-pounds) X3: Torque (foot-pounds) Xg: Compression ratio Xs: Rear axle ratio Xg: Carburetor (barrels) xz: No. of transmission speeds Xg: Overall length (inches) Xg: Width (inches) X10: Weight (pounds) x1: Type of transmission (A–automatic, M–manual) 525

The table presents gasoline mileage performance for 25 automobiles (Source: Motor Trend, 1975). X6 Y X1 X2 X3 X4 X5 X7 X8 X9 X10 X11 18.9 350 165 260 8 2.56 4 3 200.3 69.9 3910 A 20 250 105 185 8.25 2.73 3 196.7 72.2 3510 A 18.25 351 143 255 8 3 2 3 199.9 74 3890 A 20.07 225 440 95 170 8.4 2.76 1 194.1 71.8 3365 M 11.2 215 330 8.2 2.88 4 3 184.5 69 4215 A 22.12 231 110 175 8 2.56 2 3 179.3 65.4 3020 A 34.7 89.7 70 81 8.2 3.9 4 155.7 64 1905 M 30.4 96.9 75 83 9. 4.3 2 5 165.2 65 2320 M 16.5 350 155 250 8.5 3.08 4 3 195.4 74.4 3885 A 36.5 85.3 80 83 8.5 3.89 2 4 160.6 62.2 2009 M 21.5 171 109 146 8.2 3.22 4 170.4 66.9 2655 M 195 220 19.7 258 110 8 3.08 1 171.5 77 3375 A 17.8 302 129 3 2 3 199.9 74 3890 A 14.39 500 190 360 8.5 2.73 4 224.1 79.8 5290 A 14.89 440 215 330 8.2 2.71 3 231 79.7 5185 A 72.2 3.08 2.56 17.8 350 155 250 8.5 4 3 196.7 3910 A 23.54 231 110 175 8 2 179.3 65.4 3050 A 21.47 360 180 290 8.4 2.45 2 3 214.2 76.3 4250 A 16.59 400 185 7.6 3.08 3 196 73 3850 A 31.9 96.9 75 83 9 4.3 2 165.2 61.8 2275 M 460 133.6 13.27 223 366 5430 8 8.4 3 3 228 79.8 A 23.9 96 120 3.91 2 171.5 63.4 2535 M 19.73 318 140 255 8.5 2.71 2 215.3 76.3 4370 A 13.9 351 148 243 8 3.25 3 215.5 78.5 4540 A 16.5 350 165 255 8.5 2.73 4 3 185.2 69 3660 A y: Miles/gallon X1: Displacement (cubic inches) X2: Horsepower (foot-pounds) X3: Torque (foot-pounds) Xg: Compression ratio Xs: Rear axle ratio Xg: Carburetor (barrels) xz: No. of transmission speeds Xg: Overall length (inches) Xg: Width (inches) X10: Weight (pounds) x1: Type of transmission (A–automatic, M–manual) 525

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 18E
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c. Round off in 4 decimal places. With complete solution and box the final answer.

The table presents gasoline mileage performance for 25 automobiles (Source: Motor Trend, 1975). X4 X1 350 Y X2 X3 X5 X6 X7 X8 X9 X10 X11 260 185 18.9 165 8 2.56 4 3 200.3 69.9 3910 A 20 250 105 8.25 2.73 3 196.7 72.2 3510 A 18.25 351 143 255 8 3 2 3 199.9 74 3890 A 20.07 225 95 170 8.4 2.76 1 3 194.1 71.8 3365 M 11.2 440 215 330 8.2 2.88 3 184.5 69 4215 A 22.12 231 110 175 8 2.56 2 3 179.3 65.4 3020 A 34.7 89.7 70 81 8.2 3.9 2 4 155.7 64 1905 M 30.4 96.9 75 83 9 4.3 2 5 165.2 65 2320 M 16.5 350 155 250 8.5 3.08 4 3 195.4 74.4 3885 A 36.5 85.3 80 83 8.5 3.89 4 160.6 62.2 2009 M 21.5 171 109 146 8.2 3.22 4 170.4 66.9 2655 M 19.7 258 110 195 8 3.08 1 3 171.5 77 3375 A 17.8 302 129 220 8 3 2 3 199.9 74 3890 A 14.39 500 190 360 8.5 2.73 4 3 224.1 79.8 5290 A 14.89 440 350 215 330 8.2 2.71 4 3 231 79.7 5185 A 17.8 155 250 8.5 3.08 3 196.7 72.2 3910 A 23.54 231 110 175 8 2.56 2 3 179.3 65.4 3050 A 21.47 360 180 290 8.4 2.45 2 3 214.2 76.3 4250 A 16.59 400 185 7.6 3.08 4 3 196 73 3850 A 96.9 165.2 228 31.9 75 83 9 4.3 2 5 61.8 2275 M 13.27 460 223 366 8 3 3 79.8 5430 A 23.9 133.6 96 120 8.4 3.91 5 171.5 63.4 2535 M 19.73 318 140 255 8.5 2.71 3 215.3 76.3 4370 A 13.9 351 148 243 8 3.25 3 215.5 78.5 4540 A 16.5 350 165 255 8.5 2.73 3 185.2 69 3660 A y: Miles/gallon x1: Displacement (cubic inches) x2: Horsepower (foot-pounds) x3: Torque (foot-pounds) X4: Compression ratio xs: Rear axle ratio Xg: Carburetor (barrels) x7: No. of transmission speeds Xg: Overall length (inches) X9: Width (inches) X10: Weight (pounds) X1: Type of transmission (A-automatic, M–manual) 22 4222N4
Transcribed Image Text:The table presents gasoline mileage performance for 25 automobiles (Source: Motor Trend, 1975). X4 X1 350 Y X2 X3 X5 X6 X7 X8 X9 X10 X11 260 185 18.9 165 8 2.56 4 3 200.3 69.9 3910 A 20 250 105 8.25 2.73 3 196.7 72.2 3510 A 18.25 351 143 255 8 3 2 3 199.9 74 3890 A 20.07 225 95 170 8.4 2.76 1 3 194.1 71.8 3365 M 11.2 440 215 330 8.2 2.88 3 184.5 69 4215 A 22.12 231 110 175 8 2.56 2 3 179.3 65.4 3020 A 34.7 89.7 70 81 8.2 3.9 2 4 155.7 64 1905 M 30.4 96.9 75 83 9 4.3 2 5 165.2 65 2320 M 16.5 350 155 250 8.5 3.08 4 3 195.4 74.4 3885 A 36.5 85.3 80 83 8.5 3.89 4 160.6 62.2 2009 M 21.5 171 109 146 8.2 3.22 4 170.4 66.9 2655 M 19.7 258 110 195 8 3.08 1 3 171.5 77 3375 A 17.8 302 129 220 8 3 2 3 199.9 74 3890 A 14.39 500 190 360 8.5 2.73 4 3 224.1 79.8 5290 A 14.89 440 350 215 330 8.2 2.71 4 3 231 79.7 5185 A 17.8 155 250 8.5 3.08 3 196.7 72.2 3910 A 23.54 231 110 175 8 2.56 2 3 179.3 65.4 3050 A 21.47 360 180 290 8.4 2.45 2 3 214.2 76.3 4250 A 16.59 400 185 7.6 3.08 4 3 196 73 3850 A 96.9 165.2 228 31.9 75 83 9 4.3 2 5 61.8 2275 M 13.27 460 223 366 8 3 3 79.8 5430 A 23.9 133.6 96 120 8.4 3.91 5 171.5 63.4 2535 M 19.73 318 140 255 8.5 2.71 3 215.3 76.3 4370 A 13.9 351 148 243 8 3.25 3 215.5 78.5 4540 A 16.5 350 165 255 8.5 2.73 3 185.2 69 3660 A y: Miles/gallon x1: Displacement (cubic inches) x2: Horsepower (foot-pounds) x3: Torque (foot-pounds) X4: Compression ratio xs: Rear axle ratio Xg: Carburetor (barrels) x7: No. of transmission speeds Xg: Overall length (inches) X9: Width (inches) X10: Weight (pounds) X1: Type of transmission (A-automatic, M–manual) 22 4222N4
GTest for the significance of each parameter if a=0.05.
Transcribed Image Text:GTest for the significance of each parameter if a=0.05.
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