Question

The dot plot below shows the amount of time two random groups of students took to solve a puzzle:



Based on visual inspection of the dot plots, which of the following groups, if any, shows a greater average time required to solve the puzzle?
Group A
Group B
Both groups show about the same average time.
No conclusion about average time can be made from the data.

Answer 1

Can you determine roughly the average time for group A?

Answer 2

I put an attachment there

Answer 3

some point near the middle of the dots

Answer 4

@dakid88 can you please help