One of the general guidelines for identifying a pattern in a control chart is
A)14 points on one side of the center line
B)4 out of 5 consecutive points in zone A on one side of the center line
C)8 consecutive points on one side of the center line
D)8 consecutive points alternating up or down

Question

Quizplus · Accepted Answer

8 consecutive points on one side of the center line is a common rule used in control chart pattern analysis to identify a non-random pattern, suggesting a potential shift in the process level.

One of the General Guidelines for Identifying a Pattern in a Control