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...Statistics overview and fundamental principles lecture basic montgomery chapter wuandhamada fall page whyusingstatistical methods for design analysis of experiments experimental error confusion correlation with causation complexity the effects studied someterminologies factor or variable level treatment setting combination unit run trial machinetoollife experiment anengineer is interested in cutting speed a tool geometry b angle c on life hours machine two levels each are chosen three replicates factorial results follow replicate i ii iii...