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Probability (part 1) http://www.khanacademy.org/video/probability--part-1 --------------------------- يتناول هذا الفيديو مقدمة وشرحاً حول الاحتمالات --------------------------- شكر خاص لمؤسسة شركاء في التنمية المستدامة -- فلسطين http://psdpal.org