Question
A motorcycle helmet company wants to perform a Chi-Squared for Independence to see whether there is a relationship between the color of the helmet and
A motorcycle helmet company wants to perform a Chi-Squared for Independence to see whether there is a relationship between the color of the helmet and injury. The data was collected and at ana = 0.05,are the helmet colors and injury independent.
| Black | White | Yellow | Red | Blue | Total | |
| Controls (not injured) | 466 | 368 | 33 | 164 | 63 | |
| Cases (injured or killed) | 202 | 117 | 8 | 69 | 31 | |
| TOTAL |
Ho: The color of the helmet and type of injury are independent
Ha: The color of the helmet and type of injury are not independent
c2 (calculator): _______________
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Graphical Approach To College Algebra
Authors: John E Hornsby, Margaret L Lial, Gary K Rockswold
6th Edition
0321900766, 9780321900760
