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4.Do seat belts save lives? A public health researcher conducted a cross-sectional study of fatality outcomes and seat belt use of 100 victims of motor
4.Do seat belts save lives? A public health researcher conducted a cross-sectional study of fatality outcomes and seat belt use of 100 victims of motor vehicle accidents in a large city over the course of one month. There were a total of 30 deaths. Of the 100 victims, 50 wore seat belts. Of those victims who wore seat belts, 10 died. What is the probability that a victim randomly selected from this group was alive, given that they did not wear a seat belt? Filling in the following table will help.
a.0.2
b.0.4
c.0.6
d.0.7
e.0.8
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