www.gusucode.com > stats 源码程序 matlab案例代码 > stats/ZScoresMeanandStandardDeviationExample.m

    %% Z-Scores, Mean, and Standard Deviation  
% Return the mean and standard deviation used to compute the $z$-scores.   

%% 
% Load the sample data. 
load lawdata

%%
% Two variables load into the workspace: |gpa| and |lsat|.  

%% 
% Return the $z$-scores, mean, and standard deviation of |gpa|. 
[Z,gpamean,gpastdev] = zscore(gpa)