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.
Round 2 scores are lower than round 1 scores.
Round 1 scores are higher than round 2 scores.
The range of round 1 is greater than the round 2 range.

Answer 1

There is no overlap between the data

Explanation:

Answer 2

The range of round 1 is greater than the round 2 range.

Explanation:

On the round one graph, there is more of a variety scored on the dot plot, (it is more spread out) thus, the range is greater. Hope this helped :)