Pareto diagram

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Pareto diagram (alternatively known as Pareto chart; hereinafter, the Diagram) is a quality-control tool that represents a histogram, ordered by frequency of occurrence, that shows how many results were generated by each identified cause.


Definitions

According to Managing Quality by Foster (6th edition),

Pareto chart. Chart used to identify and prioritize problems to be solved.

According to Cost Accounting by Horngren, Datar, Rajan (14th edition),

Pareto diagram. Chart that indicates how frequently each type of defect occurs, ordered from the most frequent to the least frequent.

According to the HRBoK Guide,

Pareto chart. Chart that shows most frequently occurring items. A vertical bar graph in which values are plotted in decreasing order of frequency, from left to right; often used in quality control.

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