Question: Three machines produce the same part Ten different machine operators
Three machines produce the same part. Ten different machine operators work these machines. A quality team wants to determine whether the machines are producing parts that are significantly different from each other in weight. The team devises an experimental design in which a random part is selected from each of the 10 machine operators on each machine. The results follow. Using alpha of .05, test to determine whether there is a difference inmachines.
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