If the process variability steadily increases,we would observe
A) an alternating pattern of a high value followed by a low value on the R chart.
B) an upward trend on the R chart.
C) a downward trend on the R chart.
D) an increasing gradual funnel pattern on the R chart.
E) a decreasing gradual funnel pattern on the R chart.

Question

Quizplus · Accepted Answer

An upward trend on the R chart indicates an increase in process variability over time.

If the Process Variability Steadily Increases,we Would Observe