\BeginKnitrBlock{exercise}\iffalse{-91-80-114-111-98-108-101-109-97-116-105-99-32-99-111-110-99-108-117-115-105-111-110-115-93-}\fi{}<div class="exercise"><span class="exercise" id="exr:unnamed-chunk-7"><strong>(\#exr:unnamed-chunk-7)  \iffalse (Problematic conclusions) \fi{} </strong></span>What are the problems with this conclusion?</div>\EndKnitrBlock{exercise}