\BeginKnitrBlock{exercise}\iffalse{-91-68-101-115-99-114-105-98-105-110-103-32-116-104-101-32-100-105-115-116-114-105-98-117-116-105-111-110-32-111-102-32-115-97-109-112-108-101-32-109-101-97-110-115-46-93-}\fi{}<div class="exercise"><span class="exercise" id="exr:unnamed-chunk-53"><strong>(\#exr:unnamed-chunk-53)  \iffalse (Describing the distribution of sample means.) \fi{} </strong></span>After watching the video, and studying Figure \@ref(fig:3010PopSam), how would you describe the distribution of the sample means?</div>\EndKnitrBlock{exercise}