Below you are given the first five values of a quarterly time series of sales. Year Quarter Time Series Value Yt 36 24 16 20 2 44 21. Refer to data above. When a naive method is used, what is the forecast on the sales in Quarter 2 of Year 2. a. 20 b. 44 C. 27 d 30 22. Refer to data in Q21. When a three-quarter moving average is used, what is the forecast on the sales in Quarter Year 2 a. 20.5 b . 44.3 C. 26.7 30.2 23. Refer to data in Q21. When a three-quarter weighted moving average (W1= 0.5, W2 = 0.3, and W3 = 0.2) is used, v is the forecast on the sales in Quarter 2 of Year 2. (Hint: Ft+/ = WID; + W2D ... + W3D. ) a. 24.4 b. 30.2 C. 22.8 31.2 24. Refer to data in Q21. When an exponential smoothing model is used with a smoothing parameter alpha of 0.30 and a Q1 2 forecast is 20, what is the forecast on the sales in Quarter 2 of Year 2. (Hint: Fri = a) + (1 -a)F.) a. 27.2 b . 29.2 C. 31.2 33.2