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?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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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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