nag_nonpar_mann_whitney (g08amc) Example Program Results

Sample size of group 1 =    16
Sample size of group 2 =    23

Mann-Whitney U test

Data values

    Group 1   13.0  6.0 12.0  7.0 12.0  7.0 10.0  7.0
              10.0  7.0 16.0  7.0 10.0  8.0  9.0  8.0
             
    Group 2   17.0  6.0 10.0  8.0 15.0  8.0 15.0 10.0
              15.0 10.0 14.0 10.0 14.0 11.0 14.0 11.0
              13.0 12.0 13.0 12.0 13.0 12.0 12.0

Test statistic                 =  86.0000
Normal Statistic               =  -2.8039
Approximate tail probability   =   0.0025
Exact tail probability         =   0.0020