FRIEDMAN version 1.24 (Jan 17, 2002) http://ff123.net/
Tukey HSD analysis

Number of listeners: 14
Critical significance:  0.05
Tukey's HSD:   0.750

Means:

LAME_130 Nero_v2  Nero_v1  CT_v1    CT_v2    3gpp_v1  iTunes_L 
  4.77     3.25     3.24     3.20     3.04     2.88     1.76   

-------------------------- Difference Matrix --------------------------

         Nero_v2  Nero_v1  CT_v1    CT_v2    3gpp_v1  iTunes_L 
LAME_130   1.521*   1.536*   1.571*   1.729*   1.893*   3.007* 
Nero_v2             0.014    0.050    0.207    0.371    1.486* 
Nero_v1                      0.036    0.193    0.357    1.471* 
CT_v1                                 0.157    0.321    1.436* 
CT_v2                                          0.164    1.279* 
3gpp_v1                                                 1.114* 
-----------------------------------------------------------------------

LAME_130 is better than Nero_v2, Nero_v1, CT_v1, CT_v2, 3gpp_v1, iTunes_LC
Nero_v2 is better than iTunes_LC
Nero_v1 is better than iTunes_LC
CT_v1 is better than iTunes_LC
CT_v2 is better than iTunes_LC
3gpp_v1 is better than iTunes_LC