ernal-link">Anova</a></span><span class="op">(</span><span class="va">pmod1</span>, idata<span class="op">=</span><span class="va">idata</span>, idesign<span class="op">=</span><span class="op">~</span><span class="va">position</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-msg co"><span class="r-pr">#&gt;</span> Note: model has only an intercept; equivalent type-III tests substituted.</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r