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.
Control Chart
Specifies the type of control chart.
Data Arrangement
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.
List of Samples
Used to enter the names of the variates containing the data measurements. The
button allows multiple selections to be copied from
Available Data. This option is only available when the data arrangement is set to
List of Samples.
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.
Groups
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.
Group Size
Provides a space to enter a value identifying the size of each sample. This option is only available when the data arrangement is
set to One Set equal group size.
Specifies the target value for the sample means.
Available Data
This lists data structures appropriate to the current input field. The contents will change as you move from one field to the next.
Double-click on a name to copy it to the current input field; alternatively, you can type the name directly into the input field.
button allows multiple selections to be copied from
Available Data. This option is only available when the data arrangement is set to
List of Samples.