The number of new savings bank account open by cash less bank branch is given in table.

Week no.	Account No.
1	25
2	30
3	35
4	20
5	50
6	45
7	40
8	20
9	35
10	40

Required

A) Forecast the number of savings bank account for Week no. 11 using two methods. 

a) Exponential smoothing method- (Alpha) = 0.4 

b) Weighted moving average using weights as- 0.7, 0.2 and 0.1 Assume forecast for week no 1 was 35

B) Which of two methods you suggest for making forecasts. Justify