<h2>Duplicates or near duplicates</h2>

<p>This site aims to collect questions and high-quality answers that are useful not only for the OP, but also for other readers who face the same question. This site exists for over 5 years and has seen something like 83,000 questions (as of July 2016). </p>

<p>So if you have a question that, for example, relates to a key topic of an introductory or intermediate statistics class, there is a very good chance that somebody else already had a similar question on this site. </p>

<p>It is therefore good practice to do a little search on this site before asking your own question. This has advantages for everybody:</p>

<ul>
<li>It is time-saving for those users who donate their time to answer questions and moderate this site.</li>
<li>You may benefit from excellent answers that already exist, with no delay.</li>
<li>It helps keep the site uncluttered.</li>
</ul>
