\fQuestion 3 Time 1 2 3 4 5 6 7 8 9 10 11 12 Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec StatTools ES (Simple) ES (Holt's) Analysis Demand 37 40 41 37 45 50 43 47 56 52 55 54 Part b c d Grader ANALYSIS Part a Grader Is the time pattern stationary? (Yes or No)