Moving Averages OCR Stage 8
Why use them? Moving Averages, when graphed, allow us to see any trends in data that are cyclical By calculating the average of 2 or more items in the data, any peaks and troughs are smoothed out.
Year Quarter Sales Period Moving Average
Year Quarter Sales period Moving Average Quarters Moving Average
Year Quarter Sales x x x x x x x x x x x x Quarters Moving Average x xx x xx x x x