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If the data below were represented by a comparative bar graph, the bar representing which of these would be the shortest?

\begin{tabular}{|l|c|c|}
\hline & Left-handed & Right-handed \\
\hline Boys & 15 & 19 \\
\hline Girls & 13 & 21 \\
\hline
\end{tabular}

A. Left-handed boys
B. Right-handed boys
C. Left-handed girls
D. Right-handed girls

Sagot :

To determine which bar on a comparative bar graph would be the shortest based on the given data, let's go through the provided numbers.

The table given shows:

- Left-handed boys: 15
- Right-handed boys: 19
- Left-handed girls: 13
- Right-handed girls: 21

Step-by-Step Solution:

1. Identify the values for each category:
- Left-handed boys: 15
- Right-handed boys: 19
- Left-handed girls: 13
- Right-handed girls: 21

2. Compare the values to find the smallest one:
- Compare 15 (left-handed boys) and 19 (right-handed boys):
- 15 is smaller.
- Compare 15 (left-handed boys) and 13 (left-handed girls):
- 13 is smaller.
- Compare 13 (left-handed girls) and 21 (right-handed girls):
- 13 is smaller.

3. Determine the shortest bar:
- The smallest value here is 13, which corresponds to the category "Left-handed girls."

Therefore, the bar representing C. Left-handed girls would be the shortest on the comparative bar graph.