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Author Question: A manager wants to build 3-sigma control limits for a process. The target value for the mean of the ... (Read 32 times)

sammy

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Question 1

Up to three standard deviations above or below the centerline is the amount of variation that statistical process control allows for
◦ all types of variation.
◦ natural variation.
◦ Type I errors.
◦ about 95.5% variation.
◦ assignable variation.

Question 2

A manager wants to build 3-sigma control limits for a process. The target value for the mean of the process is 10 units, and the standard deviation of the process is 6. If samples of size 9 are to be taken, the UCL and LCL will be
◦ 8 and 12.
◦ -8 and 28.
◦ 4 and 16.
◦ 12 and 8.
◦ 16 and 4.


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Marked as best answer by sammy on Dec 3, 2019

ju

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sammy

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Reply 2 on: Dec 3, 2019
Excellent


peter

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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