An Industrial Engineer Wants to Test the Effect of Three

question 24

Multiple Choice

An industrial engineer wants to test the effect of three different ways of assembling a part on the total assembly time.Five people are randomly assigned to each of the three assembly methods,and the total assembly time (in seconds) is recorded.Calculate
,
And the F-ratio.Can you reject
Using α = 0.05? The ANOVA table is listed below.

• A) = 492767.954; =19774.591;F-Ratio = 24.919;Yes,reject Using α = 0.05.
• B) = 492767.954; =23070.356;F-Ratio = 21.359;Yes,reject Using α = 0.05.
• C) = 328511.969; =23070.356;F-Ratio =14.240;Yes,reject Using α = 0.05.
• D) = 328511.969; =19774.591;F-Ratio =16.613;Yes,reject Using α = 0.05.
• E) = 492767.954; =21295.713;F-Ratio = 23.139;Yes,reject Using α = 0.05.

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