The SAS System                               1

       OBS    SAMPLE    BOD1    SS1    BOD2    SS2    BODDIFF    SSDIFF

         1       1        6      27     25      15      -19         12 
         2       2        6      23     28      13      -22         10 
         3       3       18      64     36      22      -18         42 
         4       4        8      44     35      29      -27         15 
         5       5       11      30     15      31       -4         -1 
         6       6       34      75     44      64      -10         11 
         7       7       28      26     42      30      -14         -4 
         8       8       71     124     54      64       17         60 
         9       9       43      54     34      56        9         -2 
        10      10       33      30     29      20        4         10 
        11      11       20      14     39      21      -19         -7 
                                The SAS System                               2

                             Correlation Analysis

                      2 'VAR' Variables:  BODDIFF  SSDIFF  


                        Covariance Matrix     DF = 10

                                   BODDIFF            SSDIFF

                 BODDIFF       199.2545455        88.3090909
                 SSDIFF         88.3090909       418.6181818


                              Simple Statistics
 
  Variable          N       Mean    Std Dev        Sum    Minimum    Maximum

  BODDIFF          11    -9.3636    14.1158  -103.0000   -27.0000    17.0000
  SSDIFF           11    13.2727    20.4602   146.0000    -7.0000    60.0000


   Pearson Correlation Coefficients / Prob > |R| under Ho: Rho=0 / N = 11  

                                   BODDIFF            SSDIFF

                 BODDIFF           1.00000           0.30577
                                    0.0               0.3605

                 SSDIFF            0.30577           1.00000
                                    0.3605            0.0   
                                The SAS System                               3

                                         T2
                                  13.639312

                                The SAS System                               4

                             Correlation Analysis

             4 'VAR' Variables:  BOD1     SS1      BOD2     SS2     


                        Covariance Matrix     DF = 10

                   BOD1               SS1              BOD2               SS2

 BOD1        387.418182        489.363636        148.709091        296.045455
 SS1         489.363636       1014.072727        225.381818        479.609091
 BOD2        148.709091        225.381818        109.254545        120.372727
 SS2         296.045455        479.609091        120.372727        363.763636


                              Simple Statistics
 
  Variable          N       Mean    Std Dev        Sum    Minimum    Maximum

  BOD1             11    25.2727    19.6829   278.0000     6.0000    71.0000
  SS1              11    46.4545    31.8445   511.0000    14.0000   124.0000
  BOD2             11    34.6364    10.4525   381.0000    15.0000    54.0000
  SS2              11    33.1818    19.0726   365.0000    13.0000    64.0000


   Pearson Correlation Coefficients / Prob > |R| under Ho: Rho=0 / N = 11  

                   BOD1               SS1              BOD2               SS2

 BOD1           1.00000           0.78074           0.72282           0.78860
                 0.0               0.0046            0.0120            0.0039

 SS1            0.78074           1.00000           0.67712           0.78967
                 0.0046            0.0               0.0221            0.0038

 BOD2           0.72282           0.67712           1.00000           0.60381
                 0.0120            0.0221            0.0               0.0492

 SS2            0.78860           0.78967           0.60381           1.00000
                 0.0039            0.0038            0.0492            0.0   
                                The SAS System                               5

                           C
                           1         0        -1         0
                           0         1         0        -1


                             DBAR       S_D
                        -9.363636 199.25455 88.309091
                        13.272727 88.309091 418.61818


                                         T2
                                  13.639312