| Stem | \multicolumn{4}{l}{Leaf} | |||
| 2 | 5 | 6 | 7 | 9 |
| 3 | 1 | 3 | 4 | 5 6 |
| 4 | $\circ$ | 1 | 2 | 4 |
\textbf{141.} We represent the statistical data with stem-and-leaf plot as shown below. We show the variance of the data inside the box. Which is it?
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\begin{tabular}{c|cccc}
Stem & \multicolumn{4}{l}{Leaf} \\
\hline
2 & 5 & 6 & 7 & 9 \\
3 & 1 & 3 & 4 & 5 \quad 6 \\
4 & $\circ$ & 1 & 2 & 4 \\
\end{tabular}
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(1) $9/25$ \hfill (2) $9/75$ \hfill (3) $10/15$ \hfill (4) $10/85$
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