https:/ thal yes The national distribution of tatal work injuries in a country i

Question

https:/ thal yes The national distribution of tatal work injuries in a country is shown in the table to the right under 6231 fatal work National % You believe th t the distribution of fatal work in res is injunes occurring in that region. At -010 can you conclude that the distribution of fatal work injuries in the west is different from the national distribu a. State Ho and Ha and identifty the claim. What is the null hypothesis, Ho? O A. The distribution of fatal work injuries in the west differs from the expected distribution O B. The distribution of fatal work injuries in the west is 2887 transportation, 1155 equipment, 800 assaults, 755 falls, 530 harmful tumes, and 104 fires c. The distribution of fatal work injuries in the west is 44% transportation, 17% equipment, 15% assaults, 13% falls. 9% harmful fumes, and 2% fires. What is the alternate hypothesis, Ha? A, The distribution of fatal work injuries in the west is 44% transportation, 17% equipment 15% assaults, 13% falls, 996 harmful fumes, and 2% fires. O B. The distribution of fatal work injuries in the west is the same as the expected distribution. C. The distribution of fatal work injuries in the west differs from the expected distribution. Which hypothesis is the claim? | b. Determine the critical value, , and the rejection region. -(9.236] (Round to three decimal places as needed ) O Type here to search

Explanation / Answer

from above test statisitc =44.598

reject Ho: there is sufficient evidence .................differs the national distribution

observed Expected Chi square category Probability O E=total*p =(O-E)^2/E transportation 0.440 2887.000 2741.64 7.71 equipment 0.170 1155.000 1059.27 8.65 assualts 0.150 800.000 934.65 19.40 falls 0.130 755.000 810.03 3.74 harmful fumes 0.090 530.000 560.79 1.69 fires 0.020 104.000 124.62 3.41 1 6231 6231 44.5975

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