lass="op">(</span><span class="va">SAT</span>, <span class="va">PPVT</span>, <span class="va">Raven</span><span class="op">)</span> <span class="op">~</span> <span class="va">n</span><span class="op">+</span><span class="va">s</span><span class="op">+</span><span class="va">ns</span><span class="op">+</span><span class="va">na</span><span class="op">+</span><span class="va">ss</span>, data<span class="op">=</span><span class="va">Rohwer2</span><span class="op">)</span></span></span>
<span class="r-in"><span