Maths Data Vocabulary

5. An official count or survey, especially of a population.
9. graph Representation of data, where the data is depicted by points joined with line segments
11. A special column graph that shows the frequencies of numerical data.
12. A graph where pictures are used to represent the data.
14. Data in number form.
16. The difference between the highest score and the lowest score.
17. An amount of data obtained from a study of a large quantity of numerical/categorical data.
20. The number of times a data value occurs.

1. The average value of data set, found by dividing the sum of scores by the number of scores.
2. A single value from a list of data.
3. A data point on a graph or in a set of results that is much bigger or smaller than the next nearest data point.
4. A special line graph that shows the frequencies of numerical data.
6. The middle score of a data set when the scores are arranged in order.
7. Data that can be grouped according to a particular type.
8. A collection of facts or raw information.
10. The entire group of people, animals or other things that you want to find out about.
13. Something unwanted that causes a sample to not truly represent the population.
15. The most frequently occurring value in a set of data; the score that happens most often.
18. graph A proportional area chart used in showing relative sizes of the components of a data set, in comparison to one another and to the whole set.
19. A method of collecting information through an interview or a questionnaire.