滑动T检验程序(共1页).docx

精选优质文档-倾情为你奉上clc,clear;% 读取数据excelFile=xx; % 文件路径myData=xlsread(excelFile); % 读取数据timeSeries=myData(:,1); % 时间序列数据dataSeries=myData(:,2); % dataCount=length(dataSeries);% 设置步长与检验值step=10; % 步长v=step+step-2; % 计算自由度ttest=2.878; % 查表得t检验值，修改len1=step;len2=step;x=timeSeries(step:dataCount-step);for i=step:dataCount-step n1=dataSeries(i-step+1:i); n2=dataSeries(i+1:i+step); mean1=mean(n1); mean2=mean(n2); c=(len1+len2)/(len1*len2);