Finally, take the average of MPG.city and MPG.highway and call it just MPG. We want to do an analysis of MPG vs EngineSize. Question 11 (1 point) The estimates for Bo and [31 for MPG (y) vs EngineSize (x) is: O 37.6802 and -3.2215 respectively O 35.1535 and -3.5340 respectively O 32.6267 and 3.8464 respectively O 30.7767 and -3.0020 respectively O 32.1122 and -3.1461 respectively Question 12 (1 point) What is s for MPG (y) vs EngineSize (x). 3.555 3.985 3.979 4.177 2.183\fQuestion 14 (1 point) If we test Ho: [51 = 0 against Ha: [31 at O at 0(=0.025, then the test statistic and conclusions for MPG (y) vs EngineSize (x) are: C] not reject H0 C] -7.674 Question 15 (1 point) Calculate the correlation coefficient. For MPG (y) vs EngineSize (x), is the data positively or negatively correlated. Choose all the correct answers. C] positively correlated C] -0.68 C] -0.63 C] negatively correlated C] 0.68 Manufacturer Model MPG.city MPG.highway Cylinders EngineSize Horsepower RPM Acura Integra 25 31 4 1.8 140 6300 2 Acura Legend 18 25 3.2 200 5500 90 20 26 6 2.8 172 5500 3 Audi | Audi 100 19 26 6 2.8 172 5500 535i 22 30 4 3.5 208 5700 5 BMW 6 Buick Century 22 31 2.2 110 5200 7 Buick LeSabre 19 28 3.8 170 4800 180 4000 8 Buick Roadmaster 16 25 6 5.7 Riviera 19 27 3.8 170 |4800 9 Buick CO 4.9 200 4100 10 Cadillac DeVille 16 25 11 Cadillac Seville 16 25 8 65 295 6000 12 Chevrolet Cavalier 25 36 2.2 110 5200 25 34 2.2 110 5200 13 Chevrolet Corsica 4 14 Chevrolet Camaro 19 28 6 3.4 160 4600 15 Chevrolet Lumina 21 29 2.2 110 5200 16 Chevrolet Lumina_APV 18 23 6 3.8 170 4800 17 Chevrolet Astro 15 20 6 4.3 165 4000 Co 5 170 4200 18 Chevrolet Caprice 17 26 19 Chevrolet Corvette 17 25 5.7 300 5000 20 Chrylser Concorde 20 28 3.3 153 5300 LeBaron 23 28 4 3 21 Chrysler 141 5000 22 Chrysler Imperial 20 26 6 3.3 147 4800 A 92 6000 23 Dodge Colt 29 33 1.5 24 Dodge Shadow 23 29 4 2.2 93 4800 Spirit 22 27 4 2.5 100 4800 25 Dodge Caravan 17 21 6 3 142 5000 26 Dodge 100 4800 27 Dodge Dynasty 21 27 4 2.5 28 Dodge Stealth 18 24 6 3 300 6000 29 Eagle Summit 20 33 4 1.5 92 6000 30 Eagle Vision 20 28 6 3.5 214 5800 Festiva 31 33 A 1.3 63 31 Ford 5000 23 30 A 32 Ford Escort 1.8 127 6500 33 Ford Tempo 22 27 4 2.3 96 4200 34 Ford Mustang 22 29 A 2.3 105 4600 35 Ford Probe 24 30 4 2 115 5500 36 Ford Aerostar 15 20 6 3 145 |4800 37 Ford Taurus 21 30 3 140 4800 38 Ford Crown_Victoria 18 26 4.6 190 4200 Metro 46 50 3 65 5700 39 Geo Storm 90 40 Geo 30 36 A 1.6 5400 41 Honda Prelude 24 31 4 2.3 160 5800 Civic 4 42 Honda 42 46 1.5 102 5900 Accord 31 2.2 140 5600 43 Honda 24 44 Hyundai Excel 29 33 4 1.5 81 5500 45 Hyundai Elantra 22 29 4 1.8 124 6000 46 Hyundai Scoupe 26 34 A 1.5 92 5550 47 Hyundai Sonata 20 27 4 2 128 6000 17 278 6000 48 Infiniti Q45 22 CO 4.5 49 Lexus ES300 18 24 3 185 5200 SC300 18 23 6 3 225 6000 50 Lexus