size of a car appear to affect city fuel consumption? 5. Head injury measurement

Question

size of a car appear to affect city fuel consumption? 5. Head injury measurements (HIC) were obtained from standard crash test for cars of three different size categories (small, midsize large), and the results below were obtained. hoiation SS MIS |F ,.valuelFont 7366.952 2 3683.4760.16 0.852 3.555 Between Groups Within Groups |411540.28611 63349 Total 418907.238 20 Use a 0.05 significance level to test the claim that the three siz categories have the same mean head injury measurement. Does the size of a car appear to affect head injuries?

Explanation / Answer

H0: There is no significance difference between mean head injuries

Ha:There is a significance difference between mean head inuries

alpha:5%

Test statictic:

F cal=0.161

Conclusion

P value=0.852

P>0.05 we do not reject the Ho.

Hence claim is not significant.

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