Testing for Equal Population Mean Development Time (man weeks)      1
                                                13:55 Monday, March 31, 1997

                      Difference
                          in
                     Development    Development    Development
              OBS        Time       Time Team 1    Time Team 2

                1        -0.2            1.3            1.5   
                2         0.2            2.2            2.0   
                3         0.3            7.6            7.3   
                4         0.3            3.0            2.7   
                5         0.3           11.3           11.0   
                6         0.4            5.3            4.9   
                7         0.5            6.3            5.8   
                8         0.6            4.8            4.2   
                9         0.8            6.9            6.1   
               10         0.9            7.6            6.7   
               11         0.9            6.2            5.3   
               12         0.9            8.4            7.5   
               13         1.1           10.2            9.1   
               14         1.1            9.5            8.4   
               15         1.1           12.1           11.0   
       Testing for Equal Population Mean Development Time (man weeks)      2
                                                13:55 Monday, March 31, 1997

Analysis Variable : DIFF Difference in Development Time


 N  Nmiss          Mean       Std Dev     Std Error             T  Prob>|T|
---------------------------------------------------------------------------
15      0         0.613         0.394         0.102         6.023    0.0001
---------------------------------------------------------------------------
       Testing for Equal Population Mean Development Time (man weeks)      3
                                                13:55 Monday, March 31, 1997

                            Univariate Procedure

Variable=DIFF          Difference in Development Time

                                  Moments

                  N                15  Sum Wgts         15
                  Mean       0.613333  Sum             9.2
                  Std Dev    0.394365  Variance   0.155524
                  Skewness   -0.38852  Kurtosis   -0.64486
                  USS            7.82  CSS        2.177333
                  CV         64.29865  Std Mean   0.101825
                  T:Mean=0   6.023428  Pr>|T|       0.0001
                  Num ^= 0         15  Num > 0          14
                  M(Sign)         6.5  Pr>=|M|      0.0010
                  Sgn Rank       58.5  Pr>=|S|      0.0002
                  W:Normal   0.924653  Pr<W         0.2250


                              Quantiles(Def=5)

                   100% Max       1.1       99%       1.1
                    75% Q3        0.9       95%       1.1
                    50% Med       0.6       90%       1.1
                    25% Q1        0.3       10%       0.2
                     0% Min      -0.2        5%      -0.2
                                             1%      -0.2
                   Range          1.3                    
                   Q3-Q1          0.6                    
                   Mode           1.1                    


                                  Extremes

                     Lowest    Obs     Highest    Obs
                       -0.2(       1)      0.9(      11)
                        0.2(       2)      0.9(      12)
                        0.3(       4)      1.1(      13)
                        0.3(       3)      1.1(      14)
                        0.3(       5)      1.1(      15)


       Testing for Equal Population Mean Development Time (man weeks)      4
                                                13:55 Monday, March 31, 1997

                            Univariate Procedure

Variable=DIFF          Difference in Development Time

              Stem Leaf                     #             Boxplot
                10 000                      3                |   
                 8 0000                     4             +-----+
                 6 0                        1             *--+--*
                 4 00                       2             |     |
                 2 0000                     4             +-----+
                 0                                           |   
                -0                                           |   
                -2 0                        1                |   
                   ----+----+----+----+              
               Multiply Stem.Leaf by 10**-1          


                               Normal Probability Plot              
             1.1+                                  *++*++  *        
                |                           ** *++++                
                |                         *++++                     
                |                    ++**+                          
                |             * +*+++*                              
                |          +++++                                    
                |     +++*+                                         
            -0.3++++++                                              
                 +----+----+----+----+----+----+----+----+----+----+
                     -2        -1         0        +1        +2     


       Testing for Equal Population Mean Development Time (man weeks)      5
                                                13:55 Monday, March 31, 1997

                 Plot of DIFF*NSCORES.  Symbol used is '*'.

       |
   1.1 +                                                              *
       |
       |
   1.0 +
       |
D      |
i  0.9 +                                            *    *
f      |
f      |
e  0.8 +                                         *
r      |
e      |
n  0.7 +
c      |
e      |
   0.6 +                                      *
i      |
n      |
   0.5 +                                   *
D      |
e      |
v  0.4 +                                *
e      |
l      |
o  0.3 +                       *     *
p      |
m      |
e  0.2 +                *
n      |
t      |
   0.1 +
T      |
i      |
m  0.0 +
e      |
       |
  -0.1 +
       |
       |
  -0.2 +       *
       |
       ---+--------+--------+--------+--------+--------+--------+--------+--
        -2.0     -1.5     -1.0     -0.5      0.0      0.5      1.0      1.5

                                   Normal Scores

NOTE: 4 obs hidden.