In the second drop down list, select X-Chart.
As an option, you can set the presentation parameters for the X-Charts.
In the Control list, select the control you want to review.
Each control product, assigned in the QC Sample Definition window, is identified by a letter (A to Z).
As an option, you can select the tests you want review and set the sequence in which the charts are presented.
The daily control charts for the selected control display.
Select Next or Prev to view additional charts.
You can manage a maximum of 200 control sample results. If additional control samples are run, the oldest control sample results are replaced with the newer results.
The chart heading identifies the test and provides the mean and SD for the control results.
The control mean, the ±2 SD limits, and the ±3 SD limits are plotted on the vertical axis for reference. The ±2 SD and ±3 SD limits are calculated from the Daily SD entry on the Control Data Setup window. The control mean value is obtained from the Daily Mean entry on the Control Data Setup window.
If a control sample value exceeds the ±2 SD limit, the chart color changes from blue to green.
Control sample values omitted by the operator are colored red and are not included in the ±2 SD evaluation.
Return to Reviewing daily control results.