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mont4e_sm_ch09_sec08

# 05 p value 0652 9 97 1 the variable of interest is

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Unformatted text preview: c component. 2. H0: Type of failure is independent of mounting position. 3. H1: Type of failure is not independent of mounting position. 4. = 0.01 5. The test statistic is: = 2 0 r c (O ij - Eij ) 2 i =1 j =1 Eij = 11.344 2 7. The calculated test statistic is 0 = 10.71 2 6. The critical value is 0.01, 3 2 2 0 > 0.01,3 / 8. , do not reject H0 and conclude that the evidence is not sufficient to claim that the type of failure is not independent of the mounting position at = 0.01. P-value = 0.013 9-98 1. The variable of interest is opinion on core curriculum change. 2. H0: Opinion of the change is independent of the class standing. 3. H1: Opinion of the change is not independent of the class standing. 4. = 0.05 5. The test statistic is: 9-47 02 = i =1 j =1 r c (O ij - Eij ) 2 Eij 6. The critical value is 0.05 , 3 2 = 7.815 2 7. The calculated test statistic is .0 = 26.97 . 2 2 0 >>> 0.05,3 , reject H0 and conclude that the opinions on the change are not independent of class 8....
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