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Averages/Simple moving average: Difference between revisions
→{{header|AWK}}: Moving Average
(Moving average in Matlab and Octave) |
(→{{header|AWK}}: Moving Average) |
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Line 274:
j := A_Index-1, sum += v%j%
Return sum/n
}</lang>
=={{header|AWK}}==
<lang awk>#!/usr/bin/awk -f
# Moving average over the first column of a data file
BEGIN {
P = 5;
}
{
x = $1;
i = NR % P;
MA += (x - Z[i]) / P;
Z[i] = x;
print MA;
}</lang>
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