[R] An index of all possible combinations of variables in a data fram e

trix does this, but how to get the seqence of the index? Any help would be greatly appreciated. Regards Alan Simpson Roberts Research Group [[alternative HTML version deleted]] __ [EMAIL PROTECTED] mailing list https://stat.ethz.ch/mai

[R] pairwise deletion of missing cases in lm

Does anybody know if there is some sort of "pairwise" option for handling missing cases in lm and computing the relevant statistics? I would be much obliged if anyone could help... Regards Alan Simpson Roberts Research Group __ [EMAIL

[R] forecasting from fracdiff objects

Does anybody know if it is possible to forcast or predict from a fracdiff object? Any help would be much obliged... Cheers, Alan __ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! ht