众所周知,概率论是一门起源于机会游戏的科学,又是被逐渐完善和深化的新兴学科,它是数学的一个具有特色的分支。一方面,它有自己独特的研究领域、概念和方法,另一方面,它在工、农、商、政以及司法部门都有广泛的应用。它的浓厚的趣味性和广泛的应用性吸引了越来越多的人设法认识和掌握它。 As we all know, probability theory is a science that originated from the opportunity game, and it is a new discipline that has been gradually improved and deepened. It is a distinctive branch of mathematics. On the one hand, it has its own unique research areas, concepts and methods. On the other hand, it has extensive applications in the fields of industry, agriculture, business, politics, and the judiciary. Its strong interest and wide application have attracted more and more people to try to understand and master it.