Why does ControlChart uses standard error

1 view (last 30 days)

Jimmy Zhan on 10 Feb 2021

Matlab's control charts plot the upper and lower control limits using standard error, instead of standard deviation.

However, it looks like the usual method is to use standard deviation.

Why does Matlab use standard error and is there a way to use standard deviation instead of standard error to plot the control limits?

Find the treasures in MATLAB Central and discover how the community can help you!