Assignment:
A p chart is used to monitor the number of riding lawn mowers produced. The numbers that are sent back for rework because they did not pass inspection are
|
Day
|
Number Produced
|
Number Rejected
|
|
1
|
400
|
23
|
|
2
|
480
|
18
|
|
3
|
475
|
24
|
|
4
|
525
|
34
|
|
5
|
455
|
17
|
|
6
|
385
|
17
|
|
7
|
372
|
12
|
|
8
|
358
|
19
|
|
9
|
395
|
24
|
|
10
|
405
|
29
|
|
11
|
385
|
16
|
|
12
|
376
|
19
|
|
13
|
395
|
23
|
|
14
|
405
|
14
|
|
15
|
415
|
25
|
|
16
|
440
|
34
|
|
17
|
380
|
26
|
|
18
|
318
|
19
|
Enter the data into a spreadsheet and compute standardized Z values for a p chart. Graph the Z values. Is this process in control?
Provide complete and step by step solution for the question and show calculations and use formulas.