io/r/base/list.html'>list</a></span><span class='op'>(</span>isample<span class='op'>=</span><span class='fl'>1000</span><span class='op'>)</span>
  <span class='op'>)</span>
<span class='op'>)</span>
</div><div class='output co'>#&gt; $PROBLEM
#&gt; $INPUT DOSE ID DV
#&gt; $DATA data.csv IGNORE=@
#&gt; $PRED
#&gt; EMAX = THETA(1) * EXP(ETA(1))
#&gt; ED50 = THETA(2) * EXP(ETA(2))
#&gt; EFFECT = EMAX * DOSE/(ED50 + DOSE)
#&gt; Y = EFFECT + EFFECT * EPS(1)
#&gt; $ESTIMATION METHOD=IMP AUTO=1 ISAMPLE=1000 
#&g