RPD -- Examples 1.1+ -- Soybean Yield vs. Ozone Level

                             Obs    ozone    yield

                              1      0.02     242 
                              2      0.07     237 
                              3      0.11     231 
                              4      0.15     201 
             RPD -- Examples 1.1+ -- Soybean Yield vs. Ozone Level

                               The REG Procedure
                                 Model: MODEL1
                           Dependent Variable: yield 

                    Number of Observations Read           4
                    Number of Observations Used           4


                              Analysis of Variance
 
                                     Sum of           Mean
 Source                   DF        Squares         Square    F Value    Pr > F

 Model                     1      799.13814      799.13814       7.41    0.1126
 Error                     2      215.61186      107.80593                     
 Corrected Total           3     1014.75000                                    


              Root MSE             10.38296    R-Square     0.7875
              Dependent Mean      227.75000    Adj R-Sq     0.6813
              Coeff Var             4.55893                       


                              Parameter Estimates
 
                           Parameter       Standard
      Variable     DF       Estimate          Error    t Value    Pr > |t|

      Intercept     1      253.43396       10.76765      23.54      0.0018
      ozone         1     -293.53100      107.81132      -2.72      0.1126
             RPD -- Examples 1.1+ -- Soybean Yield vs. Ozone Level

                               The REG Procedure
                                 Model: MODEL1
                           Dependent Variable: yield 

                                Output Statistics
 
            Dependent  Predicted     Std Error             Std Error   Student
       Obs   Variable      Value  Mean Predict   Residual   Residual  Residual

         1   242.0000   247.5633        8.9392    -5.5633      5.282    -1.053
         2   237.0000   232.8868        5.5237     4.1132      8.792     0.468
         3   231.0000   221.1456        5.7303     9.8544      8.659     1.138
         4   201.0000   209.4043        8.5062    -8.4043      5.954    -1.412

                               Output Statistics
 
                                                    Cook's
                          Obs    -2-1 0 1 2              D

                            1  |    **|      |       1.589
                            2  |      |      |       0.043
                            3  |      |**    |       0.284
                            4  |    **|      |       2.033


                  Sum of Residuals                           0
                  Sum of Squared Residuals           215.61186
                  Predicted Residual SS (PRESS)     1349.14516