Question: Question 3 (4 points) ListenReadSpeaker webReader: Listen For the data below, based on a 4 period moving average forecasting method calculate the following: Year Quarter

Question 3 (4 points)

ListenReadSpeaker webReader: Listen

For the data below, based on a 4 period moving average forecasting method calculate the following:

Year Quarter Sales
1 1 234
2 194
3 201
4 156
2 1 158
2 174
3 202
4 242
3 1 189
2 162
3 198
4 210
4 1 201
2 205
3 216
4 163
5 1 216
2 156
3 188
4 246

1) Calculate the mean absolute error.ANSWER TO 2 DECIMAL PLACES

2) Calculate the mean square error. ANSWER TO 2 DECIMAL PLACES

3) Calculate the absolute percentage error.ANSWER AS A PERCENT TO 2 DECIMAL PLACES...INCLUDE UNITS (I.E. THE PERCENT SIGN)

4) Predict the the number of sales for the first quarter of year 6. ANSWER TO 0 DECIMAL PLACES

Question 3 options:

Blank # 1
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Blank # 4

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