Levene's T-test for equality of variances (multiple samples) ------------------------------------------------------------
^levene^ varname [^if^ exp][^in^ range], by(groupvar)
Description -----------
Levene's T-test is used to test the null hypothesis that multiple population variances (corresponding to multiple samples) are equal.
The test is a one-way ANOVA on absolute deviations for each group.
Options -------
Note that the by(groupvar) "option" is not optional.
Also see --------
Manual: ^[R] oneway^ ^[R] anova^ On-line: help for @oneway@, @anova@