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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:
Sample | Sample Size | Number of Defects in Sample |
1-Dec | 1200 | 74 |
2-Dec | 1200 | 42 |
3-Dec | 1200 | 64 |
4-Dec | 1200 | 50 |
5-Dec | 1200 | 70 |
6-Dec | 1200 | 50 |
7-Dec | 1200 | 65 |
8-Dec | 1200 | 70 |
9-Dec | 1200 | 35 |
10-Dec | 1200 | 75 |
- Construct a p-chart based on the questionnaire results, using a confidence interval of 98 percent, which is 2.33 standarddeviations.
2. What comments can you make about the results of the survey?
In developing your answers,make sure that you answer all the parts.To draw the chart, you can use a software like Excel or you can do it by hand. It has to be clear and neat.
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