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X-bar and S Chart Example 1 (Statistica)

Notes and Considerations

Based on section 5-3.1 "Construction and Operation of X-bar and S Charts" in Statistical Quality Control (Montgomery).

Data Set

The data is available at the bottom of the reference page
Statistical Quality Control (Montgomery)

File: Chapter_5_Examples.xls

Table 5-3 "Inside Diameter Measurements (mm) for Automobile Engine Piston Rings".

Analysis or Script File

See the Statistica workbook attached at the bottom of this page.  (Example X-bar and S chart (Statistica).stw)

For a basic overview of how to conduct the analysis and generate the X-bar and S chart, see the document attached at the bottom of this page.
(Example X-bar and S chart (Statistica).doc)