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    <title>Reproducibility &amp;mdash; Paul Sutton</title>
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    <pubDate>Tue, 05 May 2026 18:15:11 +0000</pubDate>
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      <title>An evaluation of reproducibility</title>
      <link>https://personaljournal.ca/paulsutton/an-evaluation-of-reproducibility</link>
      <description>&lt;![CDATA[An evaluation of reproducibility&#xA;&#xA;*An evaluation of reproducibility and errors in published sample size calculations performed using GPower&#xA;&#xA;Another article link found on the Fediverse, this will possibly be of interest to those involved in research.&#xA;&#xA;Quoted objective (or part thereof) from the research. *&#xA;&#xA;Objective. We aimed to (1) estimate how many published articles report using the GPower sample size calculation software; (2) assess whether these calculations are reproducible and (3) error-free; and (4) assess how often these calculations use GPower&#39;s default option for mixed-design ANOVAs; which can be misleading and output sample sizes that are too small for a researcher&#39;s intended purpose. Method. &#xA;&#xA;Links&#xA;Article &#xA;MedarXiv&#xA;GPower&#xA;&#xA;Tags&#xA;&#xA;#Science,#Research,#Reproducibility&#xA;&#xA;hr&#xD;&#xA;&#xD;&#xA;table&#xD;&#xA;thead&#xD;&#xA;trtda rel=&#34;me&#34; href=&#34;https://qoto.org/@zleap&#34;Mastodon/a/td&#xD;&#xA;tda href=&#34;https://wiki.ircnow.org/?n=Shelllabs.Intro&#34;ShellLabs/td&#xD;&#xA;tda href=&#34;https://joinmastodon.org/&#34;Join Mastodon/a/td/tr/thead/table&#xD;&#xA;center&#xD;&#xA;AI statement : b Consent is NOT granted to use the content of this blog for the purposes of AI training or similar activity.  Consent CANNOT be assumed, it has to be granted. /b&#xD;&#xA;/center&#xD;&#xA;&#xD;&#xA;a href=&#34;https://liberapay.com/PaulSutton/donate&#34;img alt=&#34;Donate using Liberapay&#34; src=&#34;https://liberapay.com/assets/widgets/donate.svg&#34;/a&#xD;&#xA;]]&gt;</description>
      <content:encoded><![CDATA[<p>An evaluation of reproducibility</p>

<p><strong>An evaluation of reproducibility and errors in published sample size calculations performed using G*Power</strong></p>

<p>Another article link found on the <a href="https://fediverse.party/" rel="nofollow">Fediverse</a>, this will possibly be of interest to those involved in research.</p>

<p>**Quoted objective (or part thereof) from the research. **</p>

<pre><code>Objective. We aimed to (1) estimate how many published articles report using the G*Power sample size calculation software; (2) assess whether these calculations are reproducible and (3) error-free; and (4) assess how often these calculations use G*Power&#39;s default option for mixed-design ANOVAs; which can be misleading and output sample sizes that are too small for a researcher&#39;s intended purpose. Method. 
</code></pre>

<p><strong>Links</strong>
* <a href="https://www.medrxiv.org/content/10.1101/2024.07.15.24310458v1" rel="nofollow">Article</a>
* <a href="https://www.medrxiv.org" rel="nofollow">MedarXiv</a>
* <a href="https://www.psychologie.hhu.de/arbeitsgruppen/allgemeine-psychologie-und-arbeitspsychologie/gpower" rel="nofollow">G*Power</a></p>

<p><strong>Tags</strong></p>

<p><a href="/paulsutton/tag:Science" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">Science</span></a>,<a href="/paulsutton/tag:Research" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">Research</span></a>,<a href="/paulsutton/tag:Reproducibility" class="hashtag" rel="nofollow"><span>#</span><span class="p-category">Reproducibility</span></a></p>

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      <guid>https://personaljournal.ca/paulsutton/an-evaluation-of-reproducibility</guid>
      <pubDate>Tue, 23 Jul 2024 06:00:00 +0000</pubDate>
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