The characteristics for control chart monitoring which require monitoring are common causes and special causes. Which of the following is NOT a control chart for special characteristics?
A)An x-chart.
B)An r-chart..
C)A bp-chart.
D)A t-chart.

Question

Quizplus · Accepted Answer

A t-chart is not a control chart for special characteristics. The control charts for special characteristics are: x-charts, which plot the behavior of the average level of x; r-charts, which plot the behavior of the variability of x; and bp-charts, which plot the behavior and proportion of items produced that are "defective."

The Characteristics for Control Chart Monitoring Which Require Monitoring Are