Question

lizard length (cm)
6 6 6.5 7
7 7 7 8
look at the distribution in the dot plot.
what does the tallest stack of dots tell you?
the longest lizard is 4 cm.
the longest lizard is 7 cm.
the most common lizard length is 4 cm.
the most common lizard length is 7 cm.

Explanation:

The tallest stack of dots in a dot plot represents the value that occurs most frequently (mode). Observing the dot plot, the tallest stack is at 7 cm, meaning 7 cm is the most common lizard length.

Answer:

The most common lizard length is 7 cm.