ASQ Exam CSSBB Topic 3 Question 54 Discussion

Actual exam question for ASQ's CSSBB exam

Question #: 54
Topic #: 3

An x-bar and R chart is used to monitor a process. One week ago a new type of raw material was introduced and since that time 60 points have been plotted on the xbar chart and all are in the middle third of the chart. The corresponding 60 points on the R chart are all below the average range. This indicates that:

Athe operator has been plotting the points incorrectly

Bit is time to recalibrate the gage used

Cit is time to recalculate the control limits

Dthe material manager should be asked to go back to the previous raw material so the charts will more accurately reflect the process

Show Suggested Answer

Suggested Answer: C

by Markus at Jun 22, 2022, 11:00 PM

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