(Solution Library) The use of cellular phones in automobiles has increased dramatically in the last few years. Of concern to traffic experts, as well as


Question: The use of cellular phones in automobiles has increased dramatically in the last few years. Of concern to traffic experts, as well as manufacturers of cellular phones, is the effect on accident rates. ls someone who is using a cellular phone more likely to be involved in a traffic accident? What is your conclusion from the following sample information? Use the .05 significance level.

Had accident Didn't have an accident
Uses a cell phone 25 300
Does not use a cell phone 50 400

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