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2012 Sep 26
2
averageif and looping
?haiii
i want to know, is there?any script in R to measure looping averageif (like in the excel) .......
for example:
i have a vector
row????value
1????????0
2????????2
3????????-3
4????????-2
5????????1
6????????-2
i want to measure the average of the vector for negative value with window estimation 5
so first mean is (-3+-2)/2
???? second mean is (-3+-2+-2)/3??