Please answer question 12.28 a and b with detailed solution.

South Carolina. Describe the shape, center, and variability of the distribution of lake levels. TABLE 11.2 Combined city/highway gas mileage for model year 2015 midsize cars Model mpg Acura RLX 24 Audi A8 22 BMW 528i 27 Bentley Mulsanne 13 Buick LaCrosse 21 Buick Regal 22 Cadillac CTS 14 Cadillac CTS AWD 22 Chevrolet Malibu 29 Chevrolet Sonic 31 Dodge Challenger 18 Ford C-max Energi Plugin hybrid 88 Ford Fusion Energi Plug-in Hybrid 88 Ford Fusion Hybrid 42 Honda Accord 31 Honda Accord Hybrid 47 Hyundai Sonata 37 Infiniti Q40 22 Jaguar XF 18 Kia Forte 30 Lexus ES 350 24 Lincoln MKZ 25 Mazda 6 30 Mercedes-Benz B-Class 84 Mercedez-Benz E350 23 Nissan Altima 31 Nissan Leaf 114 Rolls Royce Wraith 15 Toyota Prius 50 Toyota Prius Plug-in Hybrid 95 Volvo S80 22 Source: www.fueleconomy.gov/feg/byclass/Midsize_Cars2015.shtml. 11.13 Automobile fuel economy. Government regulations require automakers to give the city and highway gas mileages for each model of car. Table 11.2 gives the combined highway and city12.28 Do SUVs waste gas? Table 11.2 (page 261) gives the highway fuel consumption (in miles per gallon) for 31 model year 2015 mid-sized cars. You found the five-number summary for these data in Exercise 12.14. Here are the highway gas mileages for 26 four-wheel-drive model year 2015 sport utility vehicles: Minitab output for Exercise 12.27 Variable N Mean Median StDev Minimum Maximum Q1 Q3 SATM 51 537 . 82 525 . 00 48.26 502. 00 620. 00 502 . 00 585. 00 SATW 51 517 . 86 508 . 00 45. 89 431.00 587. 00 477 . 00 566. 00 Model mpg Model mpg BMW X5 27 Lexus GX460 20 xdrive35i Chevrolet Tahoe 22 Lexus LX570 17 K1500 Chevrolet 23 Lincoln Navigator 20 Traverse Dodge Durango 24 Lincoln MKT 23 Ford Expedition 20 Mercedes-Benz 29 ML250 Bluetec 4matic Ford Explorer 23 Mercedes-Benz G63 14 AMG GMC Acadia 23 Nissan Armada 18 GMC Yukon 22 Nissan Pathfinder 27 Hybrid Infiniti QX80 19 Porsche Cayenne S 24 Jeep Grand 20 Porsche Cayenne 21 Cherokee Turbo Land Rover LR4 19 Toyota Highlander 24 Land Rover Range 23 Toyota Land Cruiser 18 Rover Wagon Land Rover Range 19 Toyota 4Runner 21 Rover Sport (a) Give a graphical and numerical description of highway fuel consumption for SUVs. What are the main features of the distribution? (b) Make boxplots to compare the highway fuel consumption of the mid-size cars in Table 11.2 and SUVs. What are the most important differences between the two distributions? 12.29 How many calories in a hot dog? Some people