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Question
Statistical process control charts:
A) display the measurements on every item being produced.
B) display upper and lower limits for process variables or attributes and signal when a process is no longer in control.
C) indicate to the process operator the average outgoing quality of each lot.
D) indicate to the operator the true quality of material leaving the process.
E) are a graphic way of classifying problems by their level of importance, often referred to as the 80-20 rule.
Answer
This answer is hidden. It contains 22 characters.
Related questions
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Q:
Weight Day
Package 1
Package 2
Package 3
Package 4 Monday
23
22
23
24 Tuesday
23
21
19
21 Wednesday
20
19
20
21 Thursday
18
19
20
19 Friday
18
20
22
20 (a) If he sets an upper control limit of 21 and a lower control limit of 19 around the target value of twenty ounces, the control chart is based on what value of z?
(b) With the UCL and LCL of part a, what do you conclude about this processis it in control?
Answer:
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