Question

Please note the data for a Burrito shop which is counting the number of customers daily....

Please note the data for a Burrito shop which is counting the number of customers daily.

t Observed
1 108
2 130
3 96
4 144
5 136
6 113
7 120
8 119
9 120
10 106

Please answer the two questions below using R code.

a. Compute a forecast for the next day by using a 3-day moving average. What is the forecast? What is the MAD for the last five observations?

b. Compute a forecast for the number of customers for the next day using exponential smoothing with α = 0.3. What is the forecast? What is the MAD for the last five observations?

Homework Answers

Answer #1

A_{t} F_{t} | A_{t} - F_{t} | =MAD
113 125.33 12.33
120 131 11
119 123 4
120 117.33 2.67
106 119.67 13.67

A_{t} F_{t} | A_{t} - F_{t} | =MAD
113 124.4598 11.46
120 121.0218 1.02  
119 120.715 1.72
120 120.2 0.2
106 120.14 14.14
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