Across
1
Middle value in an ordered dataset
3
Exact correspondence on both sides
7
Power to which a number is raised
9
Visual representation of data
11
Distance from center to edge of circle
Down
2
Line touching circle at one point
4
Difference between highest and lowest values
5
Rectangular array of numbers
6
Reference line in a graph
8
Rectangle with four equal sides
10
Symbol representing unknown value