STATISTICS

4. Named variables with an order, e.g. small, medium, big.
5. The score that occurs the most
6. named variables without any order e.g. blue, green, yellow.
7. Variables described by numbers.
11. Data already collected for another research project by someone else but is useful for your research.
12. Asks questions of a sample of the population.
14. Collects data by observing. No formal questioning occurs.
15. Variables described by names.
16. Variables that describe a measurement ans can therefore include decimals and fractions.
17. The difference between the highest score and the lowest score.
18. The ‘middle value’ after the data has been put in order from smallest to biggest.

1. The range is a measure of .......
2. Is previously unknown and is obtained by the researcher specifically for a particular research project.
3. The sum of all of the data, divided by the number of pieces of data in the set.
8. The mean, median, and mode are all ..............
9. Any characteristics, number, or quantity that can be measured or counted
10. Any complete group with at least one characteristic in common.
13. Variables that describe quantities as whole numbers.
16. Asks questions of everybody in the population.