 single database operation is faster than the average performance of
    multiple database operations
</p></div><dl class="paramcmts block"><dt>returns</dt><dd class="cmt"><p>useful metrics from the Hypothesis Test: the average for each series, the p-value, and the name of the
        statistical test performed</p></dd></dl></div></li><li class="indented0 " name="com.workday.warp.persistence.CorePersistenceAware#initUtils" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="initUtils()