Riley and her classmates took a vocabulary pretest today. The highest possible score was 30
points, but none of the 24 students scored above 21 points. The mean score was about 11.5,
and the mean absolute deviation was about 4.1 points. Riley scored 14 points, and her best
friend scored 11 points.
What can you conclude from these data and statistics? Select all that apply.
On average, the students' scores varied by about 4 points.
The average score was about 2.5 points higher than Riley's score.
Everyone in the class scored at least 11 points.