The importance of a result to decision making. "A difference that makes a difference." <a href="search.pl?p=Statistical significance">Statistical significance</a> does not imply practical significance. Many people, including leading researchers, misinterpret statistical significance as implying practical significance. See McClosky and Ziliak (1996).<o:p></o:p></P>
 <ul>
   <li>McCloskey, D. N. &amp; S. T. Ziliak (1996), “The 
standard error of regressions, “<I>Journal of Economic Literature</I>, 34, 
97-114.</li>
 </ul>