Referring to Table 17-4, suppose the supervisor constructs an chart to see if the process is in-control. Which expression best describes this chart?
A) Decreasing trend
B) In-control
C) Increasing trend
D) Individual outliers

Question

Referring to Table 17-4, suppose the supervisor constructs an  chart to see if the process is in-control. Which expression best describes this chart?
A) Decreasing trend 
B) In-control 
C) Increasing trend 
D) Individual outliers

Quizplus · Accepted Answer

In an 11ea2ff8_fd52_ac75_b1b9_b3885de182fb_TB1602_11 chart, the process is considered in-control if there are no points beyond the control limits (3 standard deviations from the mean) and no noticeable patterns or trends in the data. Therefore, the best expression to describe this chart is "in-control". None of the other options (decreasing trend, increasing trend, individual outliers) would indicate an in-control process.

Referring to Table 17-4, Suppose the Supervisor Constructs an