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<!-- Generated by pkgdown: do not edit by hand -->
<!DOCTYPE html>
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<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<title>Multilevel Datasets — data.ml • sirt</title>
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<meta property="og:title" content="Multilevel Datasets — data.ml" />
<meta property="og:description" content="Datasets for conducting multilevel IRT analysis. This dataset is used
in the examples of the function mcmc.2pno.ml." />
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<h1>Multilevel Datasets</h1>
<div class="hidden name"><code>data.ml.Rd</code></div>
</div>
<div class="ref-description">
<p>Datasets for conducting multilevel IRT analysis. This dataset is used
in the examples of the function <code><a href='mcmc.2pno.ml.html'>mcmc.2pno.ml</a></code>.</p>
</div>
<pre class="usage"><span class='fu'><a href='https://rdrr.io/r/utils/data.html'>data</a></span>(<span class='no'>data.ml1</span>)
<span class='fu'><a href='https://rdrr.io/r/utils/data.html'>data</a></span>(<span class='no'>data.ml2</span>)</pre>
<h2 class="hasAnchor" id="format"><a class="anchor" href="#format"></a>Format</h2>
<ul>
<li><p><code>data.ml1</code></p>
<p>A data frame with 2000 student observations in 100 classes on 17 variables.
The first variable <code>group</code> contains the class identifier.
The remaining 16 variables are dichotomous test items.</p>
<p><code>'data.frame': 2000 obs. of 17 variables:</code> <br />
<code> $ group: num 1001 1001 1001 1001 1001 ...</code> <br />
<code> $ X1 : num 1 1 1 1 1 1 1 1 1 1 ...</code> <br />
<code> $ X2 : num 1 1 1 0 1 1 1 1 1 1 ...</code> <br />
<code> $ X3 : num 0 1 1 0 1 0 1 0 1 0 ...</code> <br />
<code> $ X4 : num 1 1 1 0 0 1 1 1 1 1 ...</code> <br />
<code> $ X5 : num 0 0 0 1 1 1 0 0 1 1 ...</code> <br />
<code>[...]</code> <br />
<code> $ X16 : num 0 0 1 0 0 0 1 0 0 0 ...</code> <br /></p></li>
<li><p><code>data.ml2</code></p>
<p>A data frame with 2000 student observations in 100 classes on 6 variables.
The first variable <code>group</code> contains the class identifier.
The remaining 5 variables are polytomous test items.</p>
<p><code>'data.frame': 2000 obs. of 6 variables:</code> <br />
<code> $ group: num 1 1 1 1 1 1 1 1 1 1 ...</code> <br />
<code> $ X1 : num 2 3 4 3 3 3 1 4 4 3 ...</code> <br />
<code> $ X2 : num 2 2 4 3 3 2 2 3 4 3 ...</code> <br />
<code> $ X3 : num 3 4 5 4 2 3 3 4 4 2 ...</code> <br />
<code> $ X4 : num 2 3 3 2 1 3 1 4 4 3 ...</code> <br />
<code> $ X5 : num 2 3 3 2 3 3 1 3 2 2 ...</code> <br /></p></li>
</ul>
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<div class="col-md-3 hidden-xs hidden-sm" id="sidebar">
<h2>Contents</h2>
<ul class="nav nav-pills nav-stacked">
<li><a href="#format">Format</a></li>
</ul>
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<p>Developed by Alexander Robitzsch.</p>
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