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Message-ID: <CAKL8G3GLO=HxA=6QBrza69=mXt73jJwxsFKt8=-wGjZG-6g2cA@mail.gmail.com> Date: 2012-01-21T20:52:26Z From: Jorge I Velez Subject: [R-es] sumarizar In-Reply-To: <CAMGr9PnPGwr=O8f1kMJsT+8S74hZ3b9=5_RDH=BQ0jXiTW=Fyw@mail.gmail.com> An embedded and charset-unspecified text was scrubbed... Name: no disponible URL: <https://stat.ethz.ch/pipermail/r-help-es/attachments/20120121/e1178bcc/attachment.pl>