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Consider the quarterly electricity production for years 1-4: Year 1 2 3 4 Q1 99 120...

Consider the quarterly electricity production for years 1-4:
Year 1 2 3 4
Q1 99 120 139 160
Q2 88 108 127 148
Q3 93 111 131 150
Q4 111 130 152 170
(a) Estimate the trend using a centered moving average. PLEASE PROVIDE ANSWER A AND PLOT THE TREND  ON A SCATTER PLOT
(b) Using a classical additive decomposition, calculate the seasonal component.
(c) Explain how you handled the end points.
Note: Explain all the steps and computations

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Expert Solution

milcah answered 1 year ago
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