The back-to-back stem-and-leaf diagram shows the scores of 15 boys and 15 girls. $\text{Boys}$ \(\

Question

The back-to-back stem-and-leaf diagram shows the scores of 15 boys and 15 girls. $\text{Boys}$ $\text{Girls}$ $\text{Stem}$ $\text{8 2}$ $\text{4}$ $\text{5}$ $\text{8 5 1}$ $\text{5}$ $\text{0 4 7}$ $\text{8 8 5 3 1}$ $\text{6}$ $\text{0 4 7 8}$ $\text{8 5 2}$ $\text{7}$ $\text{1 4 6 9}$ $\text{5 2}$ $\text{8}$ $\text{1 4 8}$ $\text{Key: 6 | 8 means 68}$

Accepted Answer

(a) $68$ (b) $65$ (c) girls (d) $69$.

Comparing boys and girls test scores

Comparing boys and girls test scores

Solution:

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