The table below summarizes the results from a 1988 study of accident records conducted by the Florida Department of Highway Safety. Assuming that this sample is representative, answer the following probability questions. Nonfatal Injury Fatal Injury Total Seat Belt 412,368 510 412,878 No Seat Belt 162,527 1,601 164,128 Total 574,895 2,111 577,006 What is the probability that a randomly selected accident has both a nonfatal injury and the driver wore a seat belt? What is the probability that a randomly selected accident has a fatal injury or the driver did not wear a seat belt?
The table below summarizes the results from a 1988 study of accident records conducted by the Florida Department of Highway Safety. Assuming that this sample is representative, answer the following probability questions. Nonfatal Injury Fatal Injury Total Seat Belt 412,368 510 412,878 No Seat Belt 162,527 1,601 164,128 Total 574,895 2,111 577,006 What is the probability that a randomly selected accident has both a nonfatal injury and the driver wore a seat belt? What is the probability that a randomly selected accident has a fatal injury or the driver did not wear a seat belt?
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 85E
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Question
The table below summarizes the results from a 1988 study of accident records conducted by the Florida Department of Highway Safety. Assuming that this sample is representative, answer the following
Nonfatal Injury | Fatal Injury | Total | |
Seat Belt | 412,368 | 510 | 412,878 |
No Seat Belt | 162,527 | 1,601 | 164,128 |
Total | 574,895 | 2,111 | 577,006 |
- What is the probability that a randomly selected accident has both a nonfatal injury and the driver wore a seat belt?
- What is the probability that a randomly selected accident has a fatal injury or the driver did not wear a seat belt?
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