中文说明：
这是张德丰《MATLAB概率与数理统计分析》随书源码(M文件)。代码包括的内容有：概率分布计算及统计特征、数字特征计算、统计图绘制(盒状图、散度图等)、点估计和区间估计、假设检验、方差分析、曲线拟合、回归分析、因素分析、聚类分析、正交实验设计分析、多元方差分析、判别分析、隐马尔可夫模型建模与参数估计和在语音识别中的应用。
English Description：
This is the source code (m file) of Zhang Defeng's Matlab probability and mathematical statistical analysis. The code includes: probability distribution calculation and statistical features, digital feature calculation, statistical chart drawing (box chart, divergence chart, etc.), point estimation and interval estimation, hypothesis test, analysis of variance, curve fitting, regression analysis, factor analysis, cluster analysis, orthogonal experimental design analysis, multiple analysis of variance, discriminant analysis Hidden Markov model modeling and parameter estimation and its application in speech recognition