Ailar, Will you mine from a flat file? What variables did you have in mind? Can you describe what your ideal dataset would look like (cases/rows and variables/columns). Thanks, Greg Michalski, Ph.D., PMP Dir. Student Analytics, FL State College -----Original Message----- From: edm-discuss-bounce@xxxxxxxxxxxxx [mailto:edm-discuss-bounce@xxxxxxxxxxxxx] On Behalf Of ailar sekhavatian Sent: Friday, September 03, 2010 3:05 AM To: edm-discuss@xxxxxxxxxxxxx Subject: [edm-discuss] Question/Dataset Hello Dear Sir/Madam I'm a M.Sc student of Information Technology, and my thesis is about: "Application of Recommender Systems in E-learning Environment". I proposed a new model, and I want to use weka data mining tool, but I don't have any dataset from learners to test my proposed model, so I just want to know could you please guide me how can I find a set of related data? Could you please give me a part of your dataset? specially dataset of students, to predict their behavior. Thanks for your consideration in advance. Best regards Ailar Sekhavatian