United States Census of Population and Housing                1

                            The UNIVARIATE Procedure
           Variable:  CityPop_90  (1990 metropolitan pop in millions)

                                    Moments

        N                          51    Sum Weights                 51
        Mean               3.87701961    Sum Observations       197.728
        Std Deviation      5.16465302    Variance            26.6736408
        Skewness           2.87109259    Kurtosis             10.537867
        Uncorrected SS     2100.27737    Corrected SS        1333.68204
        Coeff Variation     133.21194    Std Error Mean      0.72319608


                           Basic Statistical Measures
 
                 Location                    Variability

             Mean     3.877020     Std Deviation            5.16465
             Median   2.423000     Variance                26.67364
             Mode      .           Range                   28.66500
                                   Interquartile Range      3.60000


                           Tests for Location: Mu0=0
 
                Test           -Statistic-    -----p Value------

                Student's t    t  5.360952    Pr > |t|    <.0001
                Sign           M      25.5    Pr >= |M|   <.0001
                Signed Rank    S       663    Pr >= |S|   <.0001


                            Quantiles (Definition 5)
 
                             Quantile      Estimate

                             100% Max        28.799
                             99%             28.799
                             95%             14.166
                             90%              9.574
                             75% Q3           4.376
                             50% Median       2.423
                             25% Q1           0.776
                             10%              0.257
                             5%               0.191
                             1%               0.134
                             0% Min           0.134


                              Extreme Observations
 
                    -----Lowest----        -----Highest----
 
                     Value      Obs          Value      Obs

                     0.134       41         10.083        9
                     0.152        3         12.023       18
                     0.191       39         14.166       26
                     0.221       36         16.515        7
                     0.226       50         28.799       49
                 United States Census of Population and Housing                2

                            The UNIVARIATE Procedure
           Variable:  CityPop_80  (1980 metropolitan pop in millions)

                                    Moments

        N                          51    Sum Weights                 51
        Mean               3.46847059    Sum Observations       176.892
        Std Deviation        4.427991    Variance            19.6071043
        Skewness           2.47255319    Kurtosis             7.3709192
        Uncorrected SS     1593.89992    Corrected SS        980.355217
        Coeff Variation    127.664078    Std Error Mean      0.62004276


                           Basic Statistical Measures
 
                 Location                    Variability

             Mean     3.468471     Std Deviation            4.42799
             Median   2.114000     Variance                19.60710
             Mode      .           Range                   22.77400
                                   Interquartile Range      3.21000


                           Tests for Location: Mu0=0
 
                Test           -Statistic-    -----p Value------

                Student's t    t  5.593922    Pr > |t|    <.0001
                Sign           M      25.5    Pr >= |M|   <.0001
                Signed Rank    S       663    Pr >= |S|   <.0001


                            Quantiles (Definition 5)
 
                             Quantile      Estimate

                             100% Max        22.907
                             99%             22.907
                             95%             11.539
                             90%              9.039
                             75% Q3           3.885
                             50% Median       2.114
                             25% Q1           0.675
                             10%              0.234
                             5%               0.174
                             1%               0.133
                             0% Min           0.133


                              Extreme Observations
 
                    -----Lowest----        -----Highest----
 
                     Value      Obs          Value      Obs

                     0.133        3          9.461       29
                     0.141       41         10.067        9
                     0.174       50         11.539       26
                     0.189       39         16.144        7
                     0.194       36         22.907       49