The article Who Wants Airbags [Chance (2005 18: 3 16] discusses whether air bags should be mandatory
Question:
a. Calculate the odds of being killed in a harmful- event car accident for vehicles with and without air bags. Interpret the two odds.
b. Calculate the odds ratio of being killed in a harmful-event car accident with and without air bags. What does this ratio tell you about the importance of having air bags in a vehicle?
c. Is there significant evidence of a difference between vehicles with and without air bags relative to the proportions of persons killed in harmful- event vehicle accidents? Use a = .05.
d. Place a 95% confidence interval on the odds ratio. Interpret this interval.
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Related Book For
An Introduction To Statistical Methods And Data Analysis
ISBN: 9781305465527
7th Edition
Authors: R. Lyman Ott, Micheal T. Longnecker
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