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Public Safety: A study was made of 413 children who were hospitalized as a result of motor vehicle crashes. Among 290 children who were not
- Public Safety: A study was made of 413 children who were hospitalized as a result of motor vehicle crashes. Among 290 children who were not using seat belts, 50 were injured severely. Among 123 children using seat belts, 16 were injured severely. Is there sufficient sample evidence to conclude that the rate of severe injuries is lower for children wearing seat belts? (from "Morbidity Among Pediatric Motor Vehicle Crash Victims: The Effectiveness of Seat Belts," by Osberg and Di Scala, American Journal of Public Health)
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Trigonometry A Unit Circle Approach (Subscription)
Authors: Michael Sullivan
9th Edition
032183075X, 9780321830753
