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Exactly Three Heads in Five Flips http://www.khanacademy.org/video/exactly-three-heads-in-five-flips --------------------------------------- يتناول هذا الفيديو حل مثال حول الاحتمالات لرمي قطعة نقدية ---------------------------------------- شكر خاص لمؤسسة شركاء في التنمية المستدامة -- فلسطين http://psdpal.org