The parallel boxplots below display the quiz grades (out of 30) for two of Mrs. Smith’s statistics classes.

2 boxplots. A number line labeled quiz grades goes from 12 to 30. For class 1, there are points at 12, 14, 15, and 16. The whiskers range from 20 to 30, and the box ranges from 23 to 27. A line divides the box at 25. For class 2, the whiskers range from 22 to 30, and the box ranges from 25 to 28. A line divides the box at 26.

Which statement best compares the variability of the quiz scores for the two classes?

The quiz grades for class 1 have more variability than the quiz grades for class 2.
The quiz grades for class 1 have less variability than the quiz grades for class 2.
The quiz grades for class 1 are not as spread out as the quiz grades for class 2.
The quiz grades for class 1 are higher, on average, than the quiz grades for class 2.