Also Include

Lower Control Limit(LCLx) =

b) The control limits for the 3-sigma R-chart are:

Upper Control Limit(UCLR) =

Lower Control Limit(LCLR)=

Houston North Hospital is trying to improve its image by providing a positive experience for its patients and their relatives. Part of the "image" program involves providing tasty, inviting patient meals that are also healthful. A questionnaire accompanies each meal served, asking the patient, among other things, whether he or she is satisfied or unsatisfied with the meal. A 100-patient sample of the survey results over the past 7 days yielded the following data: The control limits to include 99.73% of the random variation in meal satisfaction are: UCLp= (enter your response as a number between 0 and 1 , rounded to three decimal places). Houston North Hospital is trying to improve its image by providing a positive experience for its patients and their relatives. Part of the "image" program involves providing tasty, inviting patient meals that are also healthful. A questionnaire accompanies each meal served, asking the patient, among other things, whether he or she is satisfied or unsatisfied with the meal. A 100-patient sample of the survey results over the past 7 days yielded the following data: The control limits to include 99.73% of the random variation in meal satisfaction are: UCLp= (enter your response as a number between 0 and 1 , rounded to three decimal places)