Car manufacturing plant is studying the stability of its processes.

Use Car Factory Data to perform the following:

1. Provide your comments on the stability of daily production.
2. Provide your comments on the stability of defective cars.
3. Provide your comments on the stability of car defects.

Day.	Number of cars produced	Number of cars inspected	Number of fixed cars	Number of fixed parts
15-Mar	1,140	76	7	11
8-Mar	990	66	6	8
12-Mar	690	46	8	15
9-Mar	1,320	88	2	8
14-Feb	1,260	84	4	16
25-Feb	540	36	8	13
3-Mar	1,110	74	7	10
20-Feb	950	38	3	11
22-Feb	960	64	9	14
7-Mar	1,080	72	9	15
19-Mar	1,290	86	12	12
23-Mar	1,230	82	6	9
13-Feb	600	40	14	16
28-Feb	990	46	7	14
15-Feb	1,110	74	5	14
17-Mar	990	66	7	8
11-Mar	850	40	9	20
21-Feb	1,050	70	6	11
17-Feb	540	36	12	14
5-Mar	1,020	68	14	18
19-Feb	980	34	7	17
10-Mar	1,170	78	5	11
4-Mar	1,230	82	2	8
18-Feb	780	52	6	9
16-Feb	630	42	12	21
16-Mar	750	42	13	19
12-Feb	900	60	11	15
14-Mar	780	52	8	9
26-Feb	780	52	14	21
1-Mar	630	42	10	14
20-Mar	570	38	3	8
6-Mar	1,200	80	7	10
21-Mar	540	36	11	15
27-Feb	1,170	78	5	12
2-Mar	900	60	5	10
18-Mar	810	54	7	19
22-Mar	780	52	13	17
23-Feb	1,350	90	8	8
24-Feb	840	56	6	10
13-Mar	1,110	74	15	20
26-Mar	630	42	16	19
27-Mar	1,380	92	1	22
24-Mar	1,260	84	9	14
25-Mar	780	52	6	10
28-Mar	1,080	72	9	19
29-Mar	1,290	86	8	18