 class='va'>d</span> <span class='op'>&lt;-</span> <span class='fu'><a href='https://rdrr.io/r/base/cbind.html'>cbind</a></span><span class='op'>(</span><span class='va'>d</span>, <span class='fu'><a href='https://rdrr.io/r/base/cbind.html'>rbind</a></span><span class='op'>(</span>
  <span class='fu'>mvtnorm</span><span class='fu'>::</span><span class='fu'><a href='https://rdrr.io/pkg/mvtnorm/man/Mvnorm.html'>rmvnorm</a></span><span class='op'>(</span><span class='fl'>100</span>, mean <span class='op'>=</sp