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                                   Ice Cream Spending Analysis                                 53
                                   Simple Random Sample Design   11:23 Saturday, October 21, 2000

                                     The SURVEYREG Procedure

                       Regression Analysis for Dependent Variable Spending

                                          Data Summary

                              Number of Observations            40
                              Mean of Spending             8.75000
                              Sum of Spending            350.00000


                                         Fit Statistics

                                   R-square            0.8132
                                   Root MSE            2.4506
                                   Denominator DF          39


                                    Class Level Information

                                Class
                                Variable      Levels    Values

                                Kids               4    1 2 3 4


                             ANOVA for Dependent Variable Spending

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

            Model                     4     915.310    228.8274      38.10    <.0001
            Error                    35     210.190      6.0054
            Corrected Total          39    1125.500


                                     Tests of Model Effects

                            Effect       Num DF    F Value    Pr > F

                            Model             4     119.15    <.0001
                            Intercept         1     153.32    <.0001
                            Income            1     324.45    <.0001
                            Kids              3       0.92    0.4385

                 NOTE: The denominator degrees of freedom for the F tests is 39.


                                   Ice Cream Spending Analysis                                 54
                                   Simple Random Sample Design   11:23 Saturday, October 21, 2000

                                     The SURVEYREG Procedure

                       Regression Analysis for Dependent Variable Spending

                               Estimated Regression Coefficients

                                               Standard
                  Parameter      Estimate         Error    t Value    Pr > |t|

                  Intercept    -26.084677    2.46720403     -10.57      <.0001
                  Income         0.775330    0.04304415      18.01      <.0001
                  Kids 1         0.897655    1.12352876       0.80      0.4292
                  Kids 2         1.494032    1.24705263       1.20      0.2381
                  Kids 3        -0.513181    1.33454891      -0.38      0.7027
                  Kids 4         0.000000    0.00000000        .         .

NOTE: The denominator degrees of freedom for the t tests is 39.
      Matrix X'X is singular and a generalized inverse was used to solve the normal equations.
      Estimates are not unique.
                                   Ice Cream Spending Analysis                                 55
                             Stratified Simple Random Sample Design
                                                                 11:23 Saturday, October 21, 2000

                                     The SURVEYREG Procedure

                       Regression Analysis for Dependent Variable Spending

                                          Data Summary

                             Number of Observations               40
                             Sum of Weights                   4000.0
                             Weighted Mean of Spending       9.14130
                             Weighted Sum of Spending        36565.2


                                         Design Summary

                                 Number of Strata             3


                                         Fit Statistics

                                   R-square            0.8219
                                   Root MSE            2.4185
                                   Denominator DF          37


                                      Stratum Information

                    Stratum                           Population    Sampling
                     Index     Grade       N Obs           Total        Rate

                       1         7            20            1824      1.10%
                       2         8             9            1025      0.88%
                       3         9            11            1151      0.96%


                                    Class Level Information

                                Class
                                Variable      Levels    Values

                                Kids               4    1 2 3 4


                             ANOVA for Dependent Variable Spending

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

            Model                     4     94479.8    23619.94      40.38    <.0001
            Error                    35     20472.5      584.93
            Corrected Total          39    114952.3
                                   Ice Cream Spending Analysis                                 56
                             Stratified Simple Random Sample Design
                                                                 11:23 Saturday, October 21, 2000

                                     The SURVEYREG Procedure

                       Regression Analysis for Dependent Variable Spending

                                     Tests of Model Effects

                            Effect       Num DF    F Value    Pr > F

                            Model             4     124.85    <.0001
                            Intercept         1     150.95    <.0001
                            Income            1     326.89    <.0001
                            Kids              3       0.99    0.4081

                 NOTE: The denominator degrees of freedom for the F tests is 37.


                               Estimated Regression Coefficients

                                               Standard
                  Parameter      Estimate         Error    t Value    Pr > |t|

                  Intercept    -26.086882    2.44108058     -10.69      <.0001
                  Income         0.776699    0.04295904      18.08      <.0001
                  Kids 1         0.888631    1.07000634       0.83      0.4116
                  Kids 2         1.545726    1.20815863       1.28      0.2087
                  Kids 3        -0.526817    1.32748011      -0.40      0.6938
                  Kids 4         0.000000    0.00000000        .         .

NOTE: The denominator degrees of freedom for the t tests is 37.
      Matrix X'WX is singular and a generalized inverse was used to solve the normal equations.
      Estimates are not unique.
                                   Ice Cream Spending Analysis                                 57
                             Stratified Simple Random Sample Design
                                                                 11:23 Saturday, October 21, 2000

                                     The SURVEYREG Procedure

                       Regression Analysis for Dependent Variable Spending

                                          Data Summary

                             Number of Observations               40
                             Sum of Weights                   4000.0
                             Weighted Mean of Spending       9.14130
                             Weighted Sum of Spending        36565.2


                                         Design Summary

                                 Number of Strata             3


                                         Fit Statistics

                                   R-square            0.8219
                                   Root MSE            2.4185
                                   Denominator DF          37


                                      Stratum Information

                    Stratum                           Population    Sampling
                     Index     Grade       N Obs           Total        Rate

                       1         7            20            1824      1.10%
                       2         8             9            1025      0.88%
                       3         9            11            1151      0.96%


                                    Class Level Information

                                Class
                                Variable      Levels    Values

                                Kids               4    1 2 3 4


                             ANOVA for Dependent Variable Spending

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

            Model                     4     94479.8    23619.94      40.38    <.0001
            Error                    35     20472.5      584.93
            Corrected Total          39    114952.3
                                   Ice Cream Spending Analysis                                 58
                             Stratified Simple Random Sample Design
                                                                 11:23 Saturday, October 21, 2000

                                     The SURVEYREG Procedure

                       Regression Analysis for Dependent Variable Spending

                                     Tests of Model Effects

                            Effect       Num DF    F Value    Pr > F

                            Model             4     124.85    <.0001
                            Intercept         1     150.95    <.0001
                            Income            1     326.89    <.0001
                            Kids              3       0.99    0.4081

                 NOTE: The denominator degrees of freedom for the F tests is 37.


                               Estimated Regression Coefficients

                                               Standard
                  Parameter      Estimate         Error    t Value    Pr > |t|

                  Intercept    -26.086882    2.44108058     -10.69      <.0001
                  Income         0.776699    0.04295904      18.08      <.0001
                  Kids 1         0.888631    1.07000634       0.83      0.4116
                  Kids 2         1.545726    1.20815863       1.28      0.2087
                  Kids 3        -0.526817    1.32748011      -0.40      0.6938
                  Kids 4         0.000000    0.00000000        .         .

NOTE: The denominator degrees of freedom for the t tests is 37.
      Matrix X'WX is singular and a generalized inverse was used to solve the normal equations.
      Estimates are not unique.
                                   Ice Cream Spending Analysis                                 59
                             Stratified Simple Random Sample Design
                                                                 11:23 Saturday, October 21, 2000

           Obs    Parameter      Estimate        StdErr     DenDF     tValue     Probt

            1     Intercept    -26.086882    2.44108058        37     -10.69    <.0001
            2     Income         0.776699    0.04295904        37      18.08    <.0001
            3     Kids 1         0.888631    1.07000634        37       0.83    0.4116
            4     Kids 2         1.545726    1.20815863        37       1.28    0.2087
            5     Kids 3        -0.526817    1.32748011        37      -0.40    0.6938
            6     Kids 4         0.000000    0.00000000        37        .       .
                                 Analysis of Ice Cream Spending                                60
                                                                 11:23 Saturday, October 21, 2000

                                    The SURVEYMEANS Procedure

                                          Data Summary

                              Number of Strata                   3
                              Number of Observations            40
                              Sum of Weights                  4000


                                     Class Level Information

                               Class
                               Variable      Levels    Values

                               Group              2    less more


                                       Stratum Information

       Stratum                Population    Sampling
        Index        Grade         Total        Rate       N Obs    Variable             N
       ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ
          1              7          1824      1.10%           20    Spending            17
                                                                    Group=less          14
                                                                    Group=more           3
          2              8          1025      0.88%            9    Spending             7
                                                                    Group=less           0
                                                                    Group=more           7
          3              9          1151      0.96%           11    Spending             9
                                                                    Group=less           4
                                                                    Group=more           5
       ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ


                                           Statistics

                                            Std Error
           Variable              Mean         of Mean             Sum         Std Dev
           ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ
           Spending          9.770542        0.541381           32139     1780.792065
           Group=less        0.515404        0.067092     1695.345455      220.690305
           Group=more        0.484596        0.067092     1594.004040      220.690305
           ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ


                                   Domain Analysis: Indicator

                                                     Std Error
   Indicator        Variable              Mean         of Mean             Sum         Std Dev
   ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ
   Nonrespondent    Spending                 .               .               .               .
   ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ
                                 Analysis of Ice Cream Spending                                61
                                                                 11:23 Saturday, October 21, 2000

                                    The SURVEYMEANS Procedure

                                   Domain Analysis: Indicator

                                                     Std Error
   Indicator        Variable              Mean         of Mean             Sum         Std Dev
   ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ
   Nonrespondent    Group=less               .               .               .               .
                    Group=more               .               .               .               .
   Respondent       Spending          9.770542        0.652347           32139     3515.126876
                    Group=less        0.515404        0.067257     1695.345455      221.232029
                    Group=more        0.484596        0.067257     1594.004040      221.232029
   ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ