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Question :
16) What will be the forecast for the month of : 2065988

16) What will be the forecast for the month of October using an exponential smoothing technique and a smoothing constant of 0.2, if the demand during the months of August and September was 200 and 220 respectively and the forecast for the month of August was 180?

A) 185.6

B) 191.2

C) 198.7

D) 205.5

17) For the current period, given an actual demand of 105, a forecasted value of 97, and an alpha of 0.4, the simple exponential smoothing forecast for the next period would be

A) 80.8

B) 93.8

C) 100.2

D) 108.2

18) What is the Mean Absolute Deviation (MAD) if the sum of the absolute forecast error over 12 periods is 174?

A) 10.5

B) 12

C) 14.5

D) 16

19) In forecasting, what is the Mean Absolute Deviation (MAD)?

A) It is the difference between the forecast and actual demand.

B) It is the average, absolute difference between the forecast and actual demand.

C) It is the absolute error as a percentage of demand.

D) It is the per-period average of cumulative error.

20) In forecasting, what is the Mean Absolute Percent Error (MAPE)?

A) It is the difference between the forecast and actual demand.

B) It is the average, absolute difference between the forecast and actual demand.

C) It is the absolute error as a percentage of demand.

D) It is the per-period average of cumulative error.