Across
1
Parts per hundred
4
Reference line in a graph
7
Visual representation of data
8
Split into equal parts
10
Value that does not change
11
Collection of distinct elements
12
Difference between highest and lowest values
Down
2
The number representing nothing
3
Mathematical statement of equality
4
Part of a circle's circumference
5
Three-sided polygon
6
Middle value in an ordered dataset
9
Proven mathematical statement
13
Symbol representing unknown value
14
Amount of space an object occupies