So they manufacture 50 air conditioners, but they only take out 40 air conditioner for evaluation and they found there is some defect in some of the air conditioner when they pass on this air conditioner to research and development department, in the evaluation they found there are 70 defects. Voltas Company is in the business of air conditioner so every month they used to manufacture air conditioner as per demand in the market.
Calculate the DPMO.ĭPMO is calculated using the formula given belowĭPMO = Total Number of Defects found in Sample / (Sample Size * Number of Defects Opportunities per Unit in the Sample) * 1000000Ībove calculation, we can clearly see that there are chances of 130000 defects per million opportunities. You can download this DPMO Excel Template here – DPMO Excel Template DPMO Formula – Example #1Ī form contains 20 fields of information and only 10 forms are check and sampled and 26 defects found in the sample.
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