# Chi – square test for goodness of Fit

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Chi – square test for goodness of Fit

Where

And degree of freedom= n-1

(calculated)=8.4608

(critical)=14.067 (at 5% level of significance)

DF=n-1=7

Since, (calculated)<(critical) therefore, Do not reject H0

And Conclude that Occurrence of accidents is uniform throughout the hours of the day

Hypothesis no.2

• H0: Type of accidents and the vehicle involved are independent of each other

• H1: Type of accidents and the vehicle involved are not independent of each other

Share of Different Vehicles in total Road Accidents

Observed
 2 Wheeler Auto Rikshaw Car Buses Trucks/ Tempos Other motor vehicles Other vehicles Total Person killed 15.7 4 17.5 10.3 28.7 13.8 10 100 Person injured 20.2 7.7 20.3 11.6 21.2 11.4 7.6 100 Total 35.9 11.7 37.8 21.9 49.9 25.2 17.6 200

Expected
 2 Wheeler Auto rikshaw Car Buses Trucks/ Tempos Other motor vehicles Other vehicles Total Person killed 17.95 5.85 18.9 10.95 24.95 12.75 8.8 100 Person injured 17.95 5.85 18.9 10.95 24.95 12.75 8.8 100 Total 35.9 11.7 37.8 21.9 49.9 25.5 17.6 200