Select menu: Stats | Six Sigma | Control Charts for Measurements
This menu plots a range of standard control charts for measurements. The type of charts available include the standard charts devised by Shewhart (1931) for the control of manufacturing processes, exponentially weighted moving-average control charts for controlling the mean of a process and cumulative sum (or CUSUM) charts.
- After you have imported your data, from the menu select
Stats | Six Sigma | Control Charts for Measurements.
- Fill in the fields as required then click Run.
You can set additional options by clicking Options.
Specifies the type of control chart.
Specifies the form of the data. Select List of Samples if the data are supplied in separate variates, select One set with groups if the data are to be supplied as a variate with a grouping factor and select One set equal group size if the data are in a single variate with equal-sized blocks of values for each group.
This lists data structures appropriate to the current input field. The contents will change as you move from one field to the next. You can double-click a name to copy it to the current input field or type the name.
List of samples
Used to enter the names of the variates containing the data measurements. You can transfer multiple selections from Available data by holding the Ctrl key on your keyboard while selecting items, then click to move them all across in one action. This option is only available when the data arrangement is set to List of Samples.
Used to enter the name of a variate containing the data measurements. This option is only available when the data arrangement is set to One set with groups or One set equal group size.
Provides a space to enter a factor identifying the different samples. This option is only available when the data arrangement is set to One set with groups.
The target value for the sample means. This option is only available for CUSUM charts.
Provides a space to enter a value identifying the size of each sample. This option is only available when the Control chart is set to CUSUM.
|Controls whether to keep the dialog open when you click Run. When the pin is down the dialog will remain open, otherwise when the pin is up the dialog will close.
|Restore names into edit fields and default settings.
|Clear all fields and list boxes.
|Open the Help topic for this dialog.