How many dietary errors you predict if no changes are made

Assignment Help Basic Statistics

Reference no: EM131384805

The number of dietary errors is found from a random sample of 100 trays chosen on a daily basis in a health care facility. The data for 25 such samples are shown in Table.

(a) Construct an appropriate control chart and comment on the process.

(b) How many dietary errors do you predict if no changes are made in the process?

(c) Is the system capable of reducing dietary errors to 2, on average, per 100 trays, if no changes are made in the process?

Sample Number	Number of Dietary Errors	Sample Number	Number of Dietary Errors
1	9	14	8
2	6	15	8
3	4	16	7
4	7	17	6
5	5	18	4
6	6	19	12
7	16	20	7
8	8	21	6
9	7	22	8
10	9	23	6
11	3	24	8
12	6	25	5
13	10

Reference no: EM131384805

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