[R] what is p,d & q in arima() function of time series

[R. Michael Weylandt]

https://en.wikipedia.org/wiki/Autoregressive_integrated_moving_average

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Michael

On Mon, Mar 19, 2012 at 6:54 AM, sagarnikam123 <sagarnikam123 at gmail.com> wrote:
> i am new to time series
> i found in help about arima
> arima(x = data, order = c(p, d, q))
>
>
> what is exactly p,d,q? if i not changed them,what effects will happens?
>
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