1          OPTIONS NONOTES NOSTIMER NOSOURCE NOSYNTAXCHECK;
 NOTE: ODS statements in the SAS Studio environment may disable some output features.
 73         
 74         /* grapefruit1.sas */
 75         title "Oneway ANOVA with repeated measures";
 76         title2 'Grapefruit data (Applied linear statistical models, 5th ed., Prob 27.6)';
 77         
 78         data grape1;
 79              infile '/folders/myfolders/441s18/Lecture/grapefruit1.data.txt' firstobs=2;
 80              input store sales1-sales3;
 81              label sales1 = 'Sales at Price 1'
 82                    sales2 = 'Sales at Price 2'
 83                    sales3 = 'Sales at Price 3';
 84              d12 = sales1-sales2; d13 = sales1-sales3; d23=sales2-sales3;
 85         
 
 NOTE: The infile '/folders/myfolders/441s18/Lecture/grapefruit1.data.txt' is:
       Filename=/folders/myfolders/441s18/Lecture/grapefruit1.data.txt,
       Owner Name=root,Group Name=vboxsf,
       Access Permission=-rwxrwx---,
       Last Modified=March 08, 2018 11:06:28,
       File Size (bytes)=522
 
 NOTE: 8 records were read from the infile '/folders/myfolders/441s18/Lecture/grapefruit1.data.txt'.
       The minimum record length was 56.
       The maximum record length was 56.
 NOTE: The data set WORK.GRAPE1 has 8 observations and 7 variables.
 NOTE: DATA statement used (Total process time):
       real time           0.01 seconds
       cpu time            0.00 seconds
       
 86         proc means n mean stddev maxdec=3;
 
 87              var sales1-sales3;
 88         run;
 
 NOTE: There were 8 observations read from the data set WORK.GRAPE1.
 NOTE: PROCEDURE MEANS used (Total process time):
       real time           0.09 seconds
       cpu time            0.08 seconds
       
 
 89         
 90         proc reg plots=none;
 91              title3 'Test H0: mu1=mu2=mu3 with proc reg';
 92              model d12 d13 = ;
 93              Price: mtest intercept=0;
 94         run;
 
 95         
 96         /* Linear combinations of response variables can be
 97            specified within proc reg rather than in the data step. */
 98         
 99         quit;
 
 NOTE: PROCEDURE REG used (Total process time):
       real time           0.22 seconds
       cpu time            0.18 seconds
       
 99       !       /* Weird that quit is needed for ods select to work, this time. */
 
 100        ods select MultStat;
 101        proc reg plots=none;
 102             title3 'Specifying linear combinations within proc reg';
 103             model sales1 sales2 sales3 = ;
 104             Price: mtest intercept=0, sales1-sales2,
 105                                       sales2-sales3;
 106        run;
 
 107        
 
 NOTE: PROCEDURE REG used (Total process time):
       real time           0.08 seconds
       cpu time            0.06 seconds
       
 108        proc glm;
 
 109             title3 'Test H0: mu1=mu2=mu3 with proc glm';
 110             model sales1-sales3 = ;
 111             repeated price / short summary mean;
 112        run;
 
 113        /* ods select MultStat; works with no quit, this time. */
 114        
 
 NOTE: PROCEDURE GLM used (Total process time):
       real time           0.40 seconds
       cpu time            0.38 seconds
       
 115        proc means mean t probt maxdec=3;
 
 116             title3 'Pairwise matched t-tests';
 117             var d12 d13 d23;
 118        run;
 
 NOTE: There were 8 observations read from the data set WORK.GRAPE1.
 NOTE: PROCEDURE MEANS used (Total process time):
       real time           0.06 seconds
       cpu time            0.05 seconds
       
 
 119        
 120        
 121        OPTIONS NONOTES NOSTIMER NOSOURCE NOSYNTAXCHECK;
 134