
_TYPE_
is a character variable that contains the name of the statistic contained in the
observation. Values of the _TYPE_ variable are N, MEAN, STD, MIN, MAX, STDERR,
T, PROBT, NDIF, DIFMEANS, and R, RSQ.
_BASE_
is a numeric variable that contains the value of the statistic calculated from the
values of the variable named by _VAR_ in the observations in the base data set with
matching observations in the comparison data set.
_COMP_
is a numeric variable that contains the value of the statistic calculated from the
values of the variable named by the _VAR_ variable (or by the _WITH_ variable if
you use the WITH statement) in the observations in the ...