Defect Sampling Case Study

The Defect Sampling case study and data


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Sampling Distributions and Sampling Error:

Explore the effectiveness of different sampling plans in detecting changes in the occurrence of manufacturing defects.

JMP features demonstrated:

Analyze > Distribution, Tables > Tabulate, Rows > Data Filter, and Graph > Overlay Plot

Statistical/Graphical Tools Used:

Histograms, summary statistics, and time series plots.


This collection of business case studies was provided by Marlene Smith at the UC Denver Business School.

Note:  Updated to JMP 12 May 13, 2015.
Replaced a tabulate screen capture (Exhibit 4, Scheme B) Dec 21, 2015