
Chapter 17
PB
Statistical Quality Control
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17.6.3 Using SPSS for the Construction of
Control Charts
Click Analyze/Quality Control/Control Charts. The Control Charts dialog box will appear
on the screen (Figure 17.7). From this dialog box, select the rst option as X-Bar, R, s. From
Data Organization, select Cases are units (when data are not placed in different columns) as
shown in Figure 17.7. Click De ne; X-Bar, R, s: Cases Are Units dialog box will appear on the
screen (Figure 17.8). Place samples (samples are placed in one column) in Subgroups De ned
by and place the Measurement (sample observations) in the Process Measurement box. From ...