Random variation in meal satisfaction

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Reference no: EM13758574

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.

Day No. of Unsatisfied Patients Sample Size

1 22 100

2 22 100

3 10 100

4 17 100

5 10 100

6 26 100

7 15 100

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, round to three decimals)

LCL = (enter your response as a number between 0 and 1, round to three decimals)

Reference no: EM13758574

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