Question: Question 15 (6 points) Computer upgrades have an average time of 80 minutes. Samples of 5 observations each have been taken are are shown here:

Question 15 (6 points) Computer upgrades have an

Question 15 (6 points) Computer upgrades have an average time of 80 minutes. Samples of 5 observations each have been taken are are shown here: 5 2: 1 2 3 4 79.2 80.5 78.9 80.5 78.8 78.7 78.8 80.4 80.0 81.0 79.7 80.0 78.4 80.4 79.4 79.7 81.0 80.1 80.6 79.9 What are the upper and lower limits for a Range chart? (Keep 3 decimal places) 8 10 age 3 UCL = 4.674 11 12 13 LCL = 0,000 UCL = 3.956 14 LCL = 0.000 Page 4: wwwwwwwwww UCL = 4.275 LCL = 0,000 UCL - 2.050 $ 4 % 5 & 7 8 9 0 6 3 2 P. W E Y T R. H J L . D F S V B. N. M Z What are the upper and lower limits for a Range chart? (Keep 3 decim 4 5 UCL = 4.674 Page 2: LCL = 0.000 6 8 7 UCL = 3.956 LCL = 0.000 9 10 UCL = 4.275 Page 3: LCL = 0,000 11 12 13 UCL = 2.050 14 LCL = 0.044 Page 4: Question 16 (6 points) As the customer service analyst, you have documentation for 131 service call concerning incorrect product delivery from your study of 24 samples. What is the lower control limit for this control chart? (Keep two decimal place: ES . A # 3 $ 4. 7 2 & 7 5 6 8 W E R. T S D F H K

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