To create a Pareto chart on Minitab, download the spreadsheet from the resources section of this lecture and paste the data on Minitab choose stat, quality tools, Pareto chart, in the effects or attributes data in, enter defect category. In frequencies in, enter, number of defects. Click ok. Here you go. This is your Pareto chart. The chart indicates that the top four defect categories contribute to almost 70% of the defects.

They are in core dimensions, parts damaged, machining, and insufficient masking. If the team focuses to improve these defect categories, they are definitely in For the largest gains