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10 cards from this deck
It smooths data to reveal underlying trends.
Sum 4 consecutive values, then divide by 4.
Select the number of data points for the average.
In the middle position of the values used.
The average is 26.75 (107/4).
Overall trends by reducing fluctuations.
It covers one complete seasonal cycle.
Average is 26.25 (sum 105, count 4).
You may not calculate all moving averages.
The trend is upward.
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