Math Vocabulary

3. the middle number of a set of data in numerical order.
5. range: the difference between the lower and upper quartiles of a set of ordered data.
6. the collection of all the values for the possible answers to a statistical question.
10. question: a question that produces answers that vary from person to person.
11. table: a table that displays the possible values of a variable along with the frequency or number of times that value occurs.
15. intervals: are groups into which the possible values of a range of data are divided, for example the division of data on a bar chart or histogram.
18. arithmetic, average of a set of data found by taking the sum of the data and then dividing by the total number.
19. variable: it places each individual into a category (ex. People with blue eyes)
20. in statistics, the shape of a distribution that occurs when one side is longer than the other side.
21. the shape of a distribution is symmetrical when the two halves are the same.
22. the data item in a set that occurs most often.

1. values that divide a distribution into four groups, each having an equal number of observations.
2. the number of different answers that may be possible to answer a statistical question.
4. plot: a graphic display of data arranged in columns aboard a horizontal number line using a single dot to represent each data item.
7. a graph used to show the frequencies for a set of data the horizontal axis is divided into equal intervals.
8. chart: a graph used to display categorical data. Every bar represents a different category.
9. in statistics, the total length of the interval covered by the distribution.
11. summary: this summary includes the minimum, first, quartile, median, third quartile, and maximum.
12. variable: it occurs when the data collected results in numbers.
13. data points in a set of data that do not fit the overall pattern or the data set.
14. distribution: a distribution of data in which the values of the variable occur approximately the same number of times.
16. plot: a data display that shows each data value in two parts according to its place value.
17. plot: a data display organized into four sections, each representing 25% of the data.