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Message-ID: <CAGVPS7Sc+9CAvP43hPu8QTo083_ciOJXEwaXuV=Ec=dsNzV_Cg@mail.gmail.com> Date: 2011-11-08T10:10:51Z From: Juliana Machado Ferreira Subject: error message In-Reply-To: <CAGVPS7RNSscmODdkjuBy8qMK0Ugu9FQW8EsS8oBEuD0TQnVBtw@mail.gmail.com> An embedded and charset-unspecified text was scrubbed... Name: not available URL: <https://stat.ethz.ch/pipermail/r-help/attachments/20111108/481cac6d/attachment.pl>