Which dot plot has the smallest range and tell me how to do range plz

Mean. (Average) add up all the data and divide by how many numbers there are.
Median. The middle number in a set of data that is in order from least to greatest.
Mode. ( most often) data value(s) that occur most often.
Range. 
Dot Plot. 
Line Plot. 
Find the mean. 
Find the range.

Mean (average) because it adds up the amount

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .