In the control chart, the upper and lower control limits are typically set （ ）
A、Onestandarddeviationfromthemeanineachdirection
B、3σ(three-sigma)fromthemeanineachdirection
C、Outsidetheupperandlowerspecificationlimits
D、Todetectandflagwhenaprocessmaybeoutofcontrol
发布时间：2026-01-07 12:46:57
