Question 1 Table 1 shows the monthly sales of tires over the last 5 years. Graphically analyse the time series and explain how you could use the simple model to forecast monthly sales. Table 1: Monthly tires sales over 5 years Month January February March April May June July August September October November December 1 19. 20 20 22 27 27 24 30 32 36 37 42 2 27 26 30 30 35 32 26 30 35 39 38 47 3 29 28 37 39 40 35 23 35 40 49 46 56 Years 4 33 32 41 44 NAASARSUB 50 52 44 45 53 63 54 71 5 36 34 43 47 49 51 40 43 49 57 55 66

Question 1 Table 1 shows the monthly sales of tires over the last 5 years. Graphically analyse the time series and explain how you could use the simple model to forecast monthly sales. Table 1: Monthly tires sales over 5 years Table 1 shows the monthly sales of tires over the last 5 years. Graphically analyse the time series and explain how you could use the simple model to forecast monthly sales. Table 1: Monthly tires sales over 5 years