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Question
The specifications for a manifold gasket that installs between two engine parts calls for a thickness of 2.500 mm .020 mm. The standard deviation of the process is estimated to be 0.004 mm. The process is currently operating at a mean thickness of 2.50 mm. (a) What are the upper and lower specification limits for this product? (b) What is the Cp for this process? (c) About what percent of all units of this gasket will meet specifications? Does this meet the technical definition of Six Sigma?
Answer
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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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What is the difference between natural and assignable causes of variation?
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What are the three possible results (or findings) from the use of control charts?
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A) 18.18% of the throughput time
B) 100% of the throughput time
C) 550% of the throughput time
D) 50% of the throughput time
E) 1.82% of the throughput time