datas4.m

一个非常实用的统计工具箱

function x = datas4
%*********************** Health Club Data **********************************
%
%Source:      Chatterjee, S. and Hadi, A. S. (1988), Sensitivity Analysis in
%             Linear Regression, New York: John Wiley and Sons, Table 4.9,
%             p. 129.
%
%Taken From:  Source
%
%Dimension:  30 observations on 5 variables
%
%Description: The data set is taken from health records of 30 employees
%             who were regular members of a given company's health club.
%             The measured variables are:
%
%    Column   Description
%       1     Weight in pounds
%       2     Resting pulse rate per one minute
%       3     Arm and leg strength (lbs an employee was able to lift)
%       4     Time (in seconds) in a 1/4-mile trial run
%       5     Time (in seconds) in a one-mile run

x = [
 217   67  260   91  481
 141   52  190   66  292
 152   58  203   68  338
 153   56  183   70  357
 180   66  170   77  396
 193   71  178   82  429
 162   65  160   74  345
 180   80  170   84  469
 205   77  188   83  425
 168   74  170   79  358
 232   65  220   72  393
 146   68  158   68  346
 173   51  243   56  279
 155   64  198   59  311
 212   66  220   77  401
 138   70  180   62  267
 147   54  150   75  404
 197   76  228   88  442
 165   59  188   70  368
 125   58  160   66  295
 161   52  190   69  391
 132   62  163   59  264
 257   64  313   96  487
 236   72  225   84  481
 149   57  173   68  374
 161   57  173   65  309
 198   59  220   62  367
 245   70  218   69  469
 141   63  193   60  252
 177   53  183   75  338
];