(a) What type of control chart would you use to control the following process? Why?

Lot number	Number inspected	Number of units outside specifications
1	1050	26
2	685	53
3	139	32
4	72	23
5	210	30

(b)What type of control chart would you use to control the following process? Why?

Lot number	Rolls of cloth produced inspected	Number of defects
1	40	28
2	40	29
3	40	28
4	40	30
5	40	30

(c)A production analyst takes 12 samples of jelly beans from production over a shift period. The number of minor defects in each sample is shown below.

Sample	Number of defects
1	6
2	6
3	5
4	8
5	6
6	5
7	5
8	3
9	7
10	3
11	4
12	6

Develop the appropriate control chart for this process. Does the process appear to be in control? Why?