Weekly demands at Warton for washing machine are as follows:

Weeks	Demand (units)
1	1000
2	1113
3	1271
4	1445
5	1558
6	1648
7	1724
8	1850
9	1864
10	2076
11	2167
12	2191

As a manager, you want to forecast next week's demand. You want to compare at least two methods to identify better performing method. Which two methods would be most appropriate? Forecast demand for week 13 using two suitable methods.