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QUALITY IMPROVEMENT
TOOLS AND TECHNIQUES
Pareto Chart 1
| Definition
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A bar graph depicting
in descending order (from left to right) the frequency of events being
studied. |
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| Purpose
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Allow teams to
categorize occurrences and focus on those that are most frequent and
most important. Help prioritise where to start the improvement effort. |
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| Procedure
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- Decide on
the topic of study.
- Select the
type of causes or conditions to be compared.
- Determine
the standard for comparison.
- Collect data.
- Compare frequency,
cost, or amount (as appropriate) between categories.
- Draw the
vertical axis indicating the standard for comparison in increments.
- Label the
horizontal axis with each factor in descending order.
- Draw the
bars to indicate the frequency (or cost or amount) of each factor.
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