Question

The dot plots below show the scores for a group of students for two rounds of a quiz:

Which of the following inferences can be made using the dot plots?
There is no overlap between the data.

The range of each round is the same.

Round 1 scores are higher than round 2 scores.

Round 2 scores are lower than round 1 scores.

Answer 1

The range of each round is the same.

Explanation:

They add up and equalize the same amount therefore number 2 is your answer.

Answer 2

people scored higher in round one than in round two.

(I have no clue on how to do the work)