From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Schmitt Subject: How to do a sum of products in a table? Date: Fri, 14 Jun 2013 16:09:38 +0200 Message-ID: Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:53916) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnUoB-0003YQ-PB for emacs-orgmode@gnu.org; Fri, 14 Jun 2013 10:16:57 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UnUo7-0002B2-8A for emacs-orgmode@gnu.org; Fri, 14 Jun 2013 10:16:55 -0400 Received: from mail2-relais-roc.national.inria.fr ([192.134.164.83]:54733) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UnUo7-00029M-0x for emacs-orgmode@gnu.org; Fri, 14 Jun 2013 10:16:51 -0400 List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org Sender: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org To: emacs-orgmode Hello, I'm grading an exam, and I'm trying to use org instead of Numbers to tabulate the results. For each student, I'll input how well he answered to the question, and his grade will be (sum of mark * coefficient), where each question has a different coefficient (in Numbers I was using the SUMPRODUCT function). Is there a way to do this in org mode? Thanks, Alan