Statistics Vocabulary

3. One of three points that divide a data set into four equal groups.
5. The difference of the maximum value and the minimum value in a distribution.
9. Non-numerical data sets are categorical.
14. The number of times a given data value occurs in a data set.
15. Values that are numbers such as counts, measurements, and ratings.
16. The ratio of the number of desired results to the total number of trials.
17. A value that lies far from the “center” of a distribution and is not like other values.

1. The average distance of all of the data values in a data set from the mean of the distribution.
2. The entire collection of people or objects you are studying.
4. A way to organize data along a number line where the X above a number represent how often each value is mentioned.
6. The value found when all the data are combined and then redistributed evenly.
7. The number that marks the midpoint of an ordered set of data.
8. A graphical representation of data in which the height or length of each bar indicates its frequency.
10. A display that shows the distribution of values in a data set separated into four equal-size groups.
11. The entire set of collected data values, organized to show their frequency of occurrence.
12. Data collected from every individual in a population.
13. The difference of the values of the upper quartile (Q3) and the lower quartile (Q1).