Midterm Vocabulary Review

4. the number that occurs the most often
8. multiply
10. types of data which may be divided into groups
12. the point where the line crosses the y axis.
13. the average of a set of numbers
14. a quantity that may change within the context of a mathematical problem or experiment
19. the number of rows and columns that a matrix has
20. a quantity calculated to indicate the extent of deviation for a group as a whole
21. add
22. the largest number in a set of data
24. a measure of variability, based on dividing a data set into quartiles (Q3-Q1)
25. a graph in which the values of two variables are plotted along two axes, leaving the pattern of the resulting points to reveal any correlation present
27. data that is measurable

1. an observation point that is distant from other observations
2. a line that is used to represent the behavior of a set of data to determine if there is a certain pattern
3. the middle number
5. a measure of the steepness of a line, or a section of a line, connecting two points
6. subtract
7. the difference between the largest number and the smallest number of a set of data
9. When two sets of data are strongly linked together we say they have a high ________
10. a graphical rendition of statistical data based on the minimum, first quartile, median, third quartile, and maximum
11. a quantity obtained by the addition of products of the elements of a square matrix according to a given rule
15. the difference between this estimator's expected value and the true value of the parameter being estimated
16. a pair of elements (x,y)
17. divide
18. a collection of two or more equations with a same set of unknowns
23. the smallest number in a set of data
26. a rectangular array of numbers or other mathematical objects for which operations such as addition and multiplication are defined