Question: If one driver is randomly selected, find the probability he or she was using a seatbelt. Use the data in the accompanying table and express

If one driver is randomly selected, find the probability he or she was using a seatbelt.

Use the data in the accompanying table and express all results in decimal form. (The data are from ?Mortality Reduction with Air Bag and Seat Belt Use in Head-On Passenger Car Collisions,? by Crandall, Olson, and Sklar, American Journal of Epidemiology, Vol. 153, No. 3.)

Drivers Involved in Head-On Collision of Passenger Cars Driver Killed Driver Not

Drivers Involved in Head-On Collision of Passenger Cars Driver Killed Driver Not Killed 7005 Seatbelt used Seatbelt not used 3655 4402 3040

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