\begin{tabular}{\C|C|} \hline Class limits & Frequency \hline $2.3-2.9$ & 2 \hline $3.0-3.6$ & 6 \hline $3.7-4.3$ & 10 W $4.4-5.0$ & 4 W $5.1-5.7$ & 12 W $5.8-6.4$ & 8 W \hline \end{tabular Part 1 out of 5 Find the mean for younger dogs. Round the mean to one decimal place as needed. Mean for younger doss, $X$ is Part 2 Find the modal class for younger dogs. Modal class for younger dogs is Part 3 Find the mean for older dogs. Round the mean to one decimal place as needed. Mean for older dogs is Part 4 Find the modal class for older dogs. Modal class for older dogs is. S.P.PB. 272