scription</dt><dd><p>Type of test, can be Difference of Means, Medians, or Variances.</p></dd>
 <dt>n_populations</dt><dd><p>Number of grups.</p></dd>
 <dt>N</dt><dd><p>Sample Size.</p></dd>
 <dt>T.obs</dt><dd><p>Observed test statistic.</p></dd>
 <dt>pvalue</dt><dd><p>P-value.</p></dd>
 <dt>T.perm</dt><dd><p>Vector. Test statistics calculated from the permutations of the data.</p></dd>
 <dt>n_perm</dt><dd><p>Number of permutations.</p></dd>
 <dt>parameters</dt><dd><p>Estimated parameters.</p></dd>
 <dt>sam