Statistics Investigative Task 1 Driver Deaths You work for a life insurance company. Your boss has assigned you the task of reviewing recent records concerning vehicle size and driver death rate. Your boss wants to know if the type of automobile a client drives should impact the cost of his or her life insurance policy. You found the status report published on June 9, 2011 by the Insurance Institute for Highway Safety for driver deaths. Rates are driver deaths per million registered vehicles. The rates below have already been adjusted with additional information (driver age, gender, and vehicle density) obtained from the Highway Loss Data Institute. Write a report to your boss including: o appropriate comparative plots and summary statistics; o descriptions of the driver death ratings for each group of automobiles; o a comparison of driver death ratings for the three sizes of automobiles; o your recommendation to your boss about your company's insurance policies. INSURANCE INSTITUTE FOR HIGHWAY SAFETY (www.iihs.org) AUTOMOBILE DRIVER DEATH RATES (2005-2008 models) 4-Door Cars Model Rate Toyota Yaris Hyundai Accent Kia Rio Toyota Prius Mazda 3 Honda Civic Hybrid Suzuki Forenza Hyundai Elantra Chevrolet Cobalt Honda Accord Acura TSX Toyota Camry Saturn Aura Subaru Legacy Chrysler 300 Hemi Toyota Avalon Pontiac Grand Prix Chevrolet Impala Buick LaCrosse Buick Lucerne 65 70 89 52 52 53 62 80 117 19 23 46 46 83 35 47 59 65 76 76 SUVs Model Honda CR-V* Jeep Wrangler 2-door* Subaru Forester* Acura MDX* Mercedes M-Class* Honda Pilot* Volvo XC90* Land Rover Range Rov* Lexus GX 470* Porsche Cayenne* Cadillac Escalade* Kia Sportage Hyundai Santa Fe Nissan Pathfinder Nissan Xterra Nissan Armada Rate 7 20 45 11 14 24 28 0 22 28 33 58 25 60 72 21 Pickup Trucks Model Dodge Dakota crew cab Dodge Dakota ext. cab Toyota Tacoma crew cab Toyota Tacoma ext. cab Ford Ranger ext. cab Ford F-150 crew cab Ford F-150 ext. cab Nissan Titan crew cab Dodge Ram 2500 crew cab Dodge Dakota ext cab* Chevrolet Colorado crew* Toyota Tacoma* Nissan Frontier crew cab* Ford F-150 crew cab* Dodge Ram 1500 crew ca* Nissan Titan crew cab* *Four-wheel drive vehicle Rate 20 24 28 26 79 40 55 92 47 41 60 61 77 44 49 126