Solution Found!
use the Kruskal - Wallis test with the
Chapter 13, Problem 12 BSC(choose chapter or problem)
Problem 12BSC
use the Kruskal - Wallis test with the data set from Appendix B.
Car Crash Measurements Refer to Data Set 13 in Appendix B and use the pelvis deceleration measurements for small cars, midsize cars, and large cars. Use a 0.05 significance level to test the claim that the different size categories have the same median pelvis deceleration in the standard crash test. Do the data suggest that larger cars are safer?
Questions & Answers
QUESTION:
Problem 12BSC
use the Kruskal - Wallis test with the data set from Appendix B.
Car Crash Measurements Refer to Data Set 13 in Appendix B and use the pelvis deceleration measurements for small cars, midsize cars, and large cars. Use a 0.05 significance level to test the claim that the different size categories have the same median pelvis deceleration in the standard crash test. Do the data suggest that larger cars are safer?
ANSWER:
Solution 12BSC
The value of the test statics is,
Since each sample has 7 observations, the distributions of H is approximately a chi-square distribution with