Question: You are the newly appointed assistant administrator at a local hospital, and your first project is to investigate the quality of the patient meals put

You are the newly appointed assistant administrator at a local hospital, and your first project is to investigate the quality of the patient meals put out by the food- service department. You conducted a 10- day survey by submitting a simple questionnaire to the 400 patients with each meal, asking that they simply check off that the meal was either satisfactory or unsatisfactory. For simplicity in this problem, assume that the response was 1,000 returned questionnaires from the 1,200 meals each day. The results are as follows:

a. Construct a p- chart based on the questionnaire results, using a confidence interval of 95.5 percent, which is two standard deviations.
b. What comments can you make about the results of thesurvey?

NUMBER OF UNSATISFACTORY MEALS 74 42 64 80 40 50 65 70 40 75 600 SAMPLE SIZ December 1 December 2 December 3 December 4 December 5 December 6 December 7 December 8 December 9 December 10 1.000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 10,000

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Date Number Unsatisfactory Meals Sample Size p 1Dec 74 1000 0074 2Dec 42 1000 0042 3Dec 64 ... View full answer

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