全概率公式与贝叶斯公式教学探析

摘要

Total probability formula and Bayesian formula are difficult points in probability teaching, and it is hard for many students to acquire them, as they don't understand the connota-tion of the formulas and merely apply them mechanically. Com-bined with teaching practice, the writer guides students to under-stand the formulas, so as to help them correctly use them to solve practical problems and experience the charm of probability in daily life.%全概率公式和贝叶斯公式是概率论教学的一个重难点，很多学生不理解公式的内涵，对着公式照葫芦画瓢，接受起来比较困难。笔者结合教学实践，引导学员理解公式，正确运用公式解决实际问题，体会概率在生活中的魅力，以期达到学以致用的目的。