Average Depth to Water for The Upper Republican Basin, 1989-99      
           Common regression line with 95% confidence intervals

Model: MODEL1
Dependent Variable: AVDTW

                           Analysis of Variance

                           Sum of         Mean
  Source          DF      Squares       Square      F Value       Prob>F

  Model            1     29.35939     29.35939        3.948       0.0782
  Error            9     66.93544      7.43727
  C Total         10     96.29483

      Root MSE       2.72714     R-square       0.3049
      Dep Mean     128.13145     Adj R-sq       0.2277
      C.V.           2.12839

                            Parameter Estimates

                    Parameter      Standard    T for H0:
   Variable  DF      Estimate         Error   Parameter=0    Prob > |T|

   INTERCEP   1    128.131455    0.82226247       155.828        0.0001
   DYEAR      1      0.516627    0.26002222         1.987        0.0782

Durbin-Watson D             1.716
(For Number of Obs.)           11
1st Order Autocorrelation   0.094

		Summary of Regression and Projection:

                                                               Estimated
                                                                Rate of
                                     Estimated      Average     Decline
                                    Average DTW      DTW in     (1999 -
             Slope     Intercept      in 2010          1999      2010)

            0.51663     128.131        136.40        132.81      0.326