1. Pareto Distribution Also known as the 80/20 Rule, it is essential knowledge for those who analyze data.
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4. The 80/20 Rule in Business Sales and Marketing Inventory Operations A small percentage of our customers are responsible for a large percentage of our sales. A small percentage of our customers are responsible for a large percentage of our profit. A small percentage of our customers are responsible for a large percentage of the cost of servicing customers. A small percentage of our total number of parts, are responsible for a large percentage of usage. A small percentage of our total inventory is responsible for a large percentage of the total value of our inventory. A small percentage of our work order variances are responsible for a large percentage of the total dollar value of the variances. A small percentage of our quality issues are responsible for a large percentage of the quality dollars wasted.