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The length of $40$ leaves of a plant are measured correct to nearest millimetre, and the di obtained is represented in the following table.$\newline$\begin{tabular}{|l|l|}$\newline$\hline Length [in mm] & Number of leaves \\$\newline$\hline $118-126$ & $3$ \\$\newline$\hline $127-135$ & $5$ \\$\newline$\hline $136-144$ & $9$ \\$\newline$\hline$\newline$\end{tabular}