Chi square test of independence for accident data.
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The safety director of Honda USA took samples at random from the file of minor work related accidents and classified them according to the time the accident took place.
Number of Number of
Time Accidents Time Accidents
8 up to 9 A.M. 7 1 up to 2 P.M. 9
9 up to 10 A.M. 7 2 up to 3 P.M. 8
10 up to 11 A.M. 21 3 up to 4 P.M. 20
11 up to 12 P.M. 8 4 up to 5 P.M. 5.
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Solution Summary
The solution gives step by procedure for the testing of independence of accidence with respect to time using chi square test.
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