Defects were charted from an alternator production line (see the Production Defect Check Sheet below).

 Defects were charted from an alternator production line (see the Production Defect Check Sheet below). Whenever a defect was discovered, the operator would make an entry in the appropriate column with merely a single line for each occurrence. Now you are asked to make a Pareto Chart to tell what problems seemed to be the biggest headache that requires the primary focus.