Which of the Following Would Lead a Project Team to Determine

Multiple Choice

Which of the following would lead a project team to determine a process was out of control?

A) Zero single points are outside the upper control limits.
B) At the fourth point, when two out of three successive points are on the same side of the centerline and farther than 2 ? from it.
C) Six out of the last eight points plot on the same side of the center line.
D) A run of four in a row are on the same side of the centerline.