Question: Forecast quarterly demand for year 5 using the following models: 1. 4-week simple moving average 2. simple exponential smoothing with ?=0.1. 3. Trend adjusted exponential

Forecast quarterly demand for year 5 using the following models:

1. 4-week simple moving average

2. simple exponential smoothing with ?=0.1.

3. Trend adjusted exponential smoothing (Holt's model) with ?=0.1 and ?=0.1.

4. Linear regression withseasonality

answer the upper question seeing this picture i upload it.

Forecast quarterly demand for year 5 using the following models:1. 4-week

Group B: Quarterly Demand Quarterly demand for smartphones at a retailer is as shown. Year Quarter Demand 1 513 932 1,509 IV 1,902 2 1 693 11 1,163 1,857 IV 2,469 3 846 11 1,439 2,271 IV 3,079 4 1,070 1,751 111 2,785 IV 3,613 Forecast quarterly demand for year 5 using the following models

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