1. Over the last year 1,800 injections were administered at a clinic. Quality is measured by the proper amount of dosage as well as the correct drug. In six instances, the incorrect amount was given, and in three cases, the wrong drug was given. What is the epmo metric and what sigma level does it correspond to?
2. Analysis of customer complaints at an e-commerce retailer revealed the following:
Billing errors 537
Shipping errors 2,460
Electronic charge errors 650
Shipping delays 5,372
Packing errors 752
Construct a Pareto diagram and discuss the conclusions you may draw from it.