Maths Data Vocabulary

2. A single value from a list of data.
4. A special column graph that shows the frequencies of numerical data.
9. A data point on a graph or in a set of results that is much bigger or smaller than the next nearest data point.
11. The middle score of a data set when the scores are arranged in order.
13. A graph where pictures are used to represent the data.
14. The most frequently occurring value in a set of data; the score that happens most often.
15. The average value of data set, found by dividing the sum of scores by the number of scores.
16. Something unwanted that causes a sample to not truly represent the population.
18. Data that can be grouped according to a particular type.
19. An official count or survey, especially of a population.
20. graph Representation of data, where the data is depicted by points joined with line segments

1. 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.
3. The number of times a data value occurs.
5. A special line graph that shows the frequencies of numerical data.
6. A method of collecting information through an interview or a questionnaire.
7. Data in number form.
8. The difference between the highest score and the lowest score.
10. The entire group of people, animals or other things that you want to find out about.
12. A collection of facts or raw information.
17. An amount of data obtained from a study of a large quantity of numerical/categorical data.