1. ABC Company manufactures widgets. The forecasted demand for the last 15 periods is shown along with the actual demand.

Period	Forecast	Actual
1	44	52
2	48	47
3	53	54
4	55	52
5	56	59
6	57	59
7	58	56
8	58	58
9	56	55
10	55	58
11	52	50
12	48	48
13	44	46
14	49	47
15	54	55

1. How many widgets in excess of the forecast demand should the company have to be at 98% service level?
2. How many widgets in excess of the forecast demand should the company have to have one stockout every 500 periods?