[ /SIGN var_list [ WITH var_list [ (PAIRED) ]]]
/SIGN subcommand tests for differences between medians of the
The test does not make any assumptions about the
distribution of the data.
WITH keyword is omitted, then tests for all
combinations of the listed variables are performed.
WITH keyword is given, and the
is also given, then the number of variables preceding
must be the same as the number following it.
In this case, tests for each respective pair of variables are
WITH keyword is given, but the
(PAIRED) keyword is omitted, then tests for each combination
of variable preceding
WITH against variable following
WITH are performed.