Question

The Daytona 500 is a 500-mile automobile race held annually at the Daytona International Speedway in Daytona Beach, Florida. The following crosstabulation shows the automobile make by average speed of the 25 winners from 1988 to 2012 (The 2013 world Almanac).
a. Compute the row percentages.
b. What percentage of winners driving a Chevrolet won with an average speed of at least 150 miles per hour?


c. Compute the column percentages.
d. What percentage of winning average speeds 160–169.9 miles per hour wereChevrolets?


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  • CreatedFebruary 16, 2015
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