Multiple choice six-sigma green-belt

Which one of the following is not needed for Analyzing the data

  1. Box Plot

  2. Histogram

  3. COPIS

  4. Pareto
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

COPIS is a business process mapping methodology (Customer-Output-Process-Input-Supplier), not a statistical data analysis tool. Box plots, histograms, and Pareto charts are all standard tools for analyzing and visualizing data distributions, frequencies, and process improvement priorities.

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