5 490 514 508 504 Calculate 3sigma control limits for an Xch

5 490 514 508 504 Calculate 3-sigma control limits for an X-chart and R-chart based on the above data. Plot the X and R chart and state if the process is in control. The management is concerned about outbreaks of \"Cruise Ship Syndrome\" and thus examine. the daily sick-bay logs to track occurrences of Nausea & Vomiting. Assume that are 1000 passengers on board and that if anyone gets sick, they only get sick once and they always reports their illness to Sick Bay.

Solution

c) p-chart