How to Calculate Cumulative Moving Average?

How to Calculate Cumulative Moving / Running Average?

CMA Calculation

Cumulative Moving Average is the average of all the data in a datum stream. It can also be termed as cumulative running/rolling average. Use this tutorial to learn how to calculate cumulative moving average.

Formula :
CMA = x₁ + x₂ + ...... + x_n / n
Where,
x_1,........xn - Data values of n Items

Step 1 :Find the cumulative moving average of a data set : 8,3,12,10,5

Step 2 :Substituting the above values in the formula,
Cumulative Moving Average = (8+3+12+10+5) / 5
= 38 / 5
= 7.6

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