ASQ
CSSBB · Question #230
An x-bar and R chart has four part measurements per sample The control limits on the averages chart are 2.996 and 3.256. Assume the process data form a normal distribution. What is the probability…
The correct answer is D. 0.1362. See the full explanation below for the reasoning.
Control Phase
Question
An x-bar and R chart has four part measurements per sample The control limits on the averages chart are 2.996 and 3.256. Assume the process data form a normal distribution. What is the probability that the next part measurement falls outside the control limits?
Options
- A0.00135
- B0.0027
- C0.0681
- D0.1362
- E0.2724
- Fnone of the above
How the community answered
(16 responses)- C13% (2)
- D75% (12)
- E6% (1)
- F6% (1)
Topics
#Xbar-R chart#control limits#normal distribution#probability calculation
Community Discussion
No community discussion yet for this question.