span><span class="fl">0</span>, <span class="fl">0</span>, <span class="fl">0</span><span class="op">)</span>, <span class="va">Sigma</span><span class="op">)</span> <span class="op">*</span> <span class="va">x</span></span></span>
<span class="r-in"><span>   <span class="fu">indep.test</span><span class="op">(</span><span class="va">x</span>, <span class="va">y</span>, R <span class="op">=</span> <span class="fl">99</span><span class="op">)</span>    <span class="co">#dcov method</span></span></span>
<span