0.21. In a recent study involving a random sample of 300 automobile accidents, the data were classified according to the size of the automobile.                                 Small        Medium         Large At least one fatality               42               35                20 No fatalities              78               65                60   With these data, does the frequency of accidents depend on the size of the automobile? Use α = 0.05.

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10.21. In a recent study involving a random sample of 300 automobile accidents, the data were classified according to the size of the automobile.
 
                              Small        Medium         Large
At least
one fatality               42               35                20
No fatalities              78               65                60
 
With these data, does the frequency of accidents depend on the size of the automobile? Use α = 0.05.
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