%用監(jiān)督參數(shù)估計中的貝葉斯方法估計條件概率密度的參數(shù)u

%第一類樣本
X=[1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6?1?1.1?1.2?0.9?0.8?0.6;0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1?0.7?0.6?0.9?1?1.4?1.1];

%設p（u）的方差為
t=[0.05;0.05];?

%樣本均值
xx1=sum（X（1:））/60;
xx2=sum（X（2:））/60;
xx=[xx1;xx2]

%求出樣本方差，設總體方差等于樣本方差
xy