maths vocabulary

3. a graphical representation of discrete or continuous data
4. involving numbers.
7. a number used to identify someone, or something does not denote an actual value or quantity.
10. the middle number
12. the most frequent number
13. graph- a graph that uses lines to connect individual data points.
14. a selection of data from a larger group of data
16. to view something in relation to another.
20. types of data which may be divided into groups.
22. the branch of mathematics dealing with objects that can assume only distinct, separated values- the worth of each digit depending on where it lies in the number.

1. the number of times the data value occurs.
2. a function that does not have discontinues that means any unexpected changes in value.
5. at right angle to the horizon
6. the average of a data set, found by adding all the numbers together then dividing the sum of the numbers by the number of numbers.
8. an adjective which describes the numerical position of an object.
9. a study of every unit, everyone or everything in a population
11. parallel to the plane of the horizon
15. method to represent the data using images.
17. a fixed reference line for the measurement of coordinates
18. a method of gathering information from a group of individuals by asking them questions.
19. graph- a graphical representation technique that displays data in a circular-shaped graph.
21. a number expressing the central or typical value in a set of data.