Which of the following inferences can be made using the dot plot? (5 points)
a
The range of round 2 is greater than the round 1 range.
b
Round 2 scores were lower than round 1 scores.
c
Round 1 scores were higher than round 2 scores.
d
There is no overlap between the data.
The dot plots below show the scores for a group of students who took two rounds of a quiz:
