[R] Moving Average Question

[stephen sefick]

look at zoo and roll mean

On Thu, Aug 14, 2008 at 3:52 PM, William Pepe <sonicstats11 at hotmail.com> wrote:
>
> Dear all. I have data that looks like this:
>
> Biller Cycle Jan Feb  Mar Apr May JuneAB       1   100 150 150 200 300 450JL        2   650 600 750 700 850 800JL        3   700 740 680 690 700 580IR        1   455 400 405 410 505 550IR        4   600 650 700 750 650 680IR        5   100 150 120 130 140 190IR        9   600 640 630 625 680 690
>
> For each biller and cycle, I want to determine the six months average for Jan-Jun and also a 3-month moving average for Jan-Jun.
>
> If a cycle number is skipped such as cycle 1 for biller JL, that just means there is no cycle 1 for biller JL. It's not missing data.
>
> Any help would be greatly appreciated. Thanks.
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