Assignment 1 Please see the data in the next tab ("Data & Template"). For this data, please implement a) Holt-Winter's forecasting method (please use the given values for alpha, beta and gamma - do not change them), and b) the three-period moving average forecasting method. Please answer the following questions: 1) What is forecast for period 51 (March of Year 5) when Holt-Winter's method is used? Answer: units 2) What is forecast for period 51 (March of Year 5) when the three-period moving average method is used? Answer: units 3) Which of these forecasts (see 1) and 2)] do you consider to be the better forecast for period 51? Please explain and justify your answer (~30-70 words) Answer: ree-period moving avera Alpha Beta Gamma Holt-Winter's method 0.150 0.400 0.500 MAD ME MAD ME Base level (E Trend (T Seasonality (S Foreca: FE Abs FE Forecas FE Abs FE 2 gg # 1 - = - . - - Period Month Year Demand January 1 February 1 128 March 1 96 April 1 132 May 1 116 June 1 153 July 1 129 August 1 127 September 1 154 October 1 154 November 1 204 December 1 176 January 2 14 February 2 187 15 March 2 260 16 April 2 224 17 May 2 250 18 June 2 257 19 July 2 295 August 2 209 21 September 2 263 22 October 2 298 23 November 2 262 24 December 2 264 25 January 3 264 26 February 3 304 27 March 3 257 28 April 3 326 29 May 3 304 30 June 3 276 31 July 3 378 32 August 3 353 33 September 3 260 34 October 3 378 35 November 3 276 36 December 3 314 37 January 4 353 38 February 4 283 39 March 4 415 40 April 4 424 41 May 4 305 42 June 4 395 43 July 4 439 44 August 4 339 45 September 4 464 46 October 4 475 47 November 4 386 48 December 4 502 49 January 5 442 50 February 5 504 51 March 5 1 NNNNNNNNNNNNNW - 123456789mmBBBBFBa88w8888mmHg%95 f f f f f f f f f f f f - - - - 1 - - - - - AA - 1 1