HELP ME b and c

HOMEWORK 1 Question 1: Given following dataset: PERIOD MONTH DEMAND DEMAND 35 PERIOD 7 MONTH Jul-20 1 48 Jan-20 Feb-20 2 53 8 36 3 Mar-20 35 9 Aug-20 Sep-20 Oct-20 51 4 36 10 38 5 Apr-20 May-20 Jun-20 54 11 Nov-20 48 6 46 12 Dec-20 45 13 Jan-21 b. In Exponential Smoothing Method, vary Alpha from 0 to 1 using some optimization solver, then determine which alfa gives the best result. Use MAD as an indicator. c. Using Exponential Smoothing Method and the above best fit Alpha to forecast the demand in Jan-2021