Question 3. (13 points) Demand for ice-cream at the Yummy Ice-cream Shop varies on a quarterly basis. The following chart describes the monthly demand values from the past two years of sales. a. [1pt] What is N (the number of seasons)? b. [12 pts] INITIALIZATION: Using the data from years 1 and 2, determine the initial values for the following parameters for Triple Exponential Smoothing: [3pt] intercept S8 : [7pt] slope G8: