1 N 3 7 8 7 16 Sample 1 2 3 8 15 8 13 11 7 12 9 Observation (days) 4 5 6 10 10 14 11 8 12 5 11 8 11 14 5 8 18 15 12 15 22 8 8 9 12 12 8 12 8 6 4 5 7 4 6 Factors for calculating three-sigma limits for the x-chart and R-chart. Size of Sample Factor for UCL and LCL (n) for X-chart (A2) Factor for LCL for R-Chart (D3) Factor for UCL for R-Chart (14) 2 0 3 0 4 0 5 0 1.880 1.023 0.729 0.577 0.483 0.419 0.373 0.337 0.308 0 Ovo 3.267 2.575 2.282 2.115 2.004 1.924 1.864 1.816 1.777 0.076 0.136 0.184 0.223 10 The Digital Guardian Company issues policies that protect clients from downtime costs due to computer system failures. It is very important to process the policies quickly because long cycle times not only put the client at risk, they could also lose business for Digital Guardian. Management is concerned that customer service is degrading because of long cycle times, measured in days. The table contains the data from five samples, each sample consisting of eight random observations. Click the icon to view the table with sample data. Click the icon to view the table of factors for calculating three-sigma limits for the x-chart and R-chart. a. What is your estimate of the process average? The estimate of the process average is. (Enter your response rounded to two decimal places.)