s='co'># fit model</span></span>
<span class='r-in'><span class='va'>fit</span> <span class='op'>&lt;-</span> <span class='fu'><a href='ggmncv.html'>ggmncv</a></span><span class='op'>(</span><span class='fu'><a href='https://rdrr.io/r/stats/cor.html'>cor</a></span><span class='op'>(</span><span class='va'>y</span><span class='op'>)</span>, n <span class='op'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/nrow.html'>nrow</a></span><span class='op'>(</span><span class='va'>y</span><span class='op'>