moving-average

moving average

noun Statistics.
one of a succession of averages of data from a time series, where each average is calculated by successively shifting the interval by the same period of time.

Origin:
1910–15

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moving average
 
n
statistics (of a sequence of values) a derived sequence of the averages of successive subsequences of a given number of members, often used in time series to even out short-term fluctuations and make a trend clearer: the 3-term moving average of 4, 6, 8, 7, 9, 8 is 6, 7, 8

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