Jan R. Boehnke<p>Tutorial paper illustrating how to develop planned contrasts (as an alternative to <a href="https://mastodon.social/tags/PostHoc" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>PostHoc</span></a> comparisons) in <a href="https://mastodon.social/tags/Rstats" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Rstats</span></a>, including empirical examples with reproducible data:<br><a href="https://journals.sagepub.com/doi/full/10.1177/25152459241293110" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">journals.sagepub.com/doi/full/</span><span class="invisible">10.1177/25152459241293110</span></a></p><p><a href="https://mastodon.social/tags/StudyDesign" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>StudyDesign</span></a> <a href="https://mastodon.social/tags/RCT" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RCT</span></a></p>