游戏是广大中学生乐于参与的智力活动 ,是锻炼思维的体操 .有些同学深谙其中的奥妙 ,善于利用数学知识去破解 ,因而倍感简捷明快 .下面给出十道与概率知识密切关的游戏题 ,并结合有关概率知识和其他数学知识予以深刻剖析 ,旨在揭开其中的奥秘 .图 1例 1　如图 1 ,有一种游戏棋 The game is the intellectual activity that the majority of middle school students are willing to participate in, and is the gymnastics that exercises thinking. Some classmates are well aware of the mysteries and are good at using mathematics knowledge to crack it, so they feel more concise and quick. Here are 10 games that are closely related to probability knowledge. , and combined with probabilistic knowledge and other mathematical knowledge to be deeply analyzed, aimed at uncovering the mystery. Figure 1 Example 1 Figure 1, there is a game of chess