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

sagarnikam123 sagarnikam123 at gmail.com
Mon Mar 19 11:54:51 CET 2012

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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