1.通过normpdf()函数创建一个正态分布序列
z=0:1:100; d=normpdf(z,50,2);
其效果与下面代码等价
% m=50; % n=2; % x=0:1:100; % y=exp(-(x-m).^2/(2*n^2));
2.重新统计折线图
a=get(gca, 'children'); xdata=get(a(1),'xdata'); ydata=get(a(1),'ydata');
3.Demo代码
clear,clc % m=50; % n=2; % x=0:1:100; % y=exp(-(x-m).^2/(2*n^2)); % plot(x,y); z=0:1:100; d=normpdf(z,50,2); plot(z,d); a=get(gca, 'children'); xdata=get(a(1),'xdata'); ydata=get(a(1),'ydata'); hold on bar(xdata,ydata);