Estimate the trend values using the data given below by taking a three-yearly moving average

Question: Estimate the trend values using the data given below by taking a three-yearly moving average.

YearValue
19873
19884
19898
19906
19917
199211
199309
199410
199514

Solution:

Moving average homework

If the moving average is an even period moving average, the moving total and moving average which are placed at the centre of time span fromwhich they are computed fall between two time periods.

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