<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Data collection - Page 3 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=data_collection&amp;p=2">1.Previous</a><br />
<a accesskey="3" href="page.php?w=data_collection&amp;p=4">3.Next</a>
</p>
<p>accurate data collection is essential to maintain research integrity. The selection of appropriate data collection instruments (existing, modified, or newly developed) and delineated instructions for their correct use reduce the likelihood of <a href="page.php?w=measurement_error">errors</a>.</p>

<p><big>Methodology</big></p>
<p>Data collection and <a href="page.php?w=data_validation">validation</a> consist of four steps when it involves taking a <a href="page.php?w=census">census</a> and seven steps when it involves <a href="page.php?w=sampling_%28statistics%29">sampling</a>.</p><p>
<a accesskey="1" href="page.php?w=data_collection&amp;p=2">1.Previous</a><br />
<a accesskey="3" href="page.php?w=data_collection&amp;p=4">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
