The SAS System                                                                                        22:13 Monday, May 24, 1993   1

Correlation Analysis

   2 'VAR' Variables:  X1       Y       


Variances and Covariances
COV('W','V') / VAR('W') / VAR('V') / DF('W','V')

'W'\'V'                 X1                 Y

X1             1.003477591       0.104177858
               1.003477591       0.769063499
               1.003477591       0.287168276
                       499               250

Y              0.104177858       0.287168276
               0.287168276       0.287168276
               0.769063499       0.287168276
                       250               250


                                              Simple Statistics
 
Variable                N             Mean          Std Dev              Sum          Minimum          Maximum

X1                    500        -0.020814         1.001737       -10.407160        -3.227208         2.980947
Y                     251         0.737955         0.535881       185.226821      0.000098849         2.335264


Pearson Correlation Coefficients / Prob > |R| under Ho: Rho=0 / Number of Observations  

                  X1                 Y

X1           1.00000           0.22168
              0.0               0.0004
                 500               251

Y            0.22168           1.00000
              0.0004            0.0   
                 251               251
The SAS System                                                                                        22:13 Monday, May 24, 1993   2

Correlation Analysis

   2 'VAR' Variables:  X1       Y       


Variances and Covariances
COV('W','V') / VAR('W') / VAR('V') / DF('W','V')

'W'\'V'                 X1                 Y

X1            0.3127685188      0.0307756781
              0.3127685188      0.3464417712
              0.3127685188      0.3198407703
                       257               175

Y             0.0307756781      0.3198407703
              0.3198407703      0.3198407703
              0.3464417712      0.3198407703
                       175               175


                                              Simple Statistics
 
Variable                N             Mean          Std Dev              Sum          Minimum          Maximum

X1                    258         0.749804         0.559257       193.449304         0.000990         2.980947
Y                     176         0.811963         0.565545       142.905535         0.008496         2.335264


Pearson Correlation Coefficients / Prob > |R| under Ho: Rho=0 / Number of Observations  

                  X1                 Y

X1           1.00000           0.09245
              0.0               0.2223
                 258               176

Y            0.09245           1.00000
              0.2223            0.0   
                 176               176