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Question
At your first job out of college you have been assigned to the production of bottled 20 oz. soda.
The process has upper and lower spec limits of 20.5 and 19.5 oz, respectively, with a mean of 19.8 oz
and standard deviation of .1 oz. Your manager has requested the process produce no more than 3.4
defects per 1 million bottles produced. Calculate Cpk and then determine if the process is capable according to the manager's standard.
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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D) 50% of the throughput time
E) 1.82% of the throughput time