Question: Examine the Statistical Process Control outputs below. Answer the following questions. = 12,425 the mean of range is 0,74. Item1 Item2 Item3 Item4 Sample1 12,2

  1. Examine the Statistical Process Control outputs below. Answer the following questions. = 12,425 the mean of range is 0,74.

Item1

Item2

Item3

Item4

Sample1

12,2

12,6

12

12,1

Sample2

11,9

12,5

12,4

12,7

Sample3

12

12,2

12,9

13,1

Sample4

12,5

12,5

12,4

12,8

Sample5

12,2

12,8

12,7

12

a. What are the sample size and the number of samples?

b. What is the mean of sample 3; what is the range of sample 5?

c. Calculate the UCL and LCL for x chart and R chart. Draw the chart. Is the process out of control?

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