1.The number of fishing rods selling each day isgiven below. Perform analyses of the time series to determine which model should beused for forecasting. a.3 day moving average analysis b.4 day moving average analysis c.3 day weighted moving average analysis with weights w1=0.2, w2=0.3 and w3=0.5 with w1 on the oldest data d.exponential smoothinganalysis with a = 0.3. e.Which model provides a better fit of the data? f.Forecast day 13 sales of fishingrods using the model chosen in part (e). Day Rods Sold 1 60 2 70 3 110 4 80 5 70 6 85 7 115 8 105 9 65 10 75 11 95 12 85
1.The number of fishing rods selling each day isgiven below. Perform analyses of the time series to determine which model should beused for forecasting. a.3 day moving average analysis b.4 day moving average analysis c.3 day weighted moving average analysis with weights w1=0.2, w2=0.3 and w3=0.5 with w1 on the oldest data d.exponential smoothinganalysis with a = 0.3. e.Which model provides a better fit of the data? f.Forecast day 13 sales of fishingrods using the model chosen in part (e). Day Rods Sold 1 60 2 70 3 110 4 80 5 70 6 85 7 115 8 105 9 65 10 75 11 95 12 85
Chapter6: Exponential And Logarithmic Functions
Section6.8: Fitting Exponential Models To Data
Problem 3TI: Table 6 shows the population, in thousands, of harbor seals in the Wadden Sea over the years 1997 to...
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1.The number of fishing rods selling each day isgiven below. Perform analyses of the time series to determine which model should beused for forecasting.
a.3 day moving average analysis
b.4 day moving average analysis
c.3 day weighted moving average analysis with weights w1=0.2, w2=0.3 and w3=0.5 with w1 on the oldest data
d.exponential smoothinganalysis with a = 0.3.
e.Which model provides a better fit of the data?
f.Forecast day 13 sales of fishingrods using the model chosen in part (e).
Day | Rods Sold |
1 | 60 |
2 | 70 |
3 | 110 |
4 | 80 |
5 | 70 |
6 | 85 |
7 | 115 |
8 | 105 |
9 | 65 |
10 | 75 |
11 | 95 |
12 | 85 |
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