b) If the de-seasonalised trend equation is Y = 8.110 + 0.09. Use the trend equation as well as information from part (a) to complete the following table (use 3 decimal places in your answers where necessary) Period Seasonal Index Forecast 9 10 11 12 Seasonal Forecast

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Please solve attached. Solve part b.
Given a time series comprising the last two years of quarterly data ($ thousands)
a) Complete the following table using 3 decimal places in your answers where necessary.
Time left 1:27:
Period
1
2
3
4
5
Output
6
8
6.5
4.6
9.8
13.6
6.9
Moving
Average
5
10.4
14.1
Centered Moving
Average
Transcribed Image Text:Given a time series comprising the last two years of quarterly data ($ thousands) a) Complete the following table using 3 decimal places in your answers where necessary. Time left 1:27: Period 1 2 3 4 5 Output 6 8 6.5 4.6 9.8 13.6 6.9 Moving Average 5 10.4 14.1 Centered Moving Average
b) If the de-seasonalised trend equation is Y = 8.110 + 0.09t.
Use the trend equation as well as information from part (a) to complete the following table
(use 3 decimal places in your answers where necessary)
Period Seasonal Index
Forecast
9
10
11
12
Seasonal Forecast
Transcribed Image Text:b) If the de-seasonalised trend equation is Y = 8.110 + 0.09t. Use the trend equation as well as information from part (a) to complete the following table (use 3 decimal places in your answers where necessary) Period Seasonal Index Forecast 9 10 11 12 Seasonal Forecast
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