![]() As the trend is annual, the moving average must include data points from all months of the year. Step oneįirstly we smooth out the data over the year using a weighted moving average (MA). ![]() In order to break down the data, we need to find the underlying growth trend, and the seasonal trend. The seasonal element was apparent over an annual period, with high volumes of hits in January, and more level volumes through the rest of the year with a lull in the summer months.
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