math vocabulary

3. a function that specifies all possible values for a variable and also quantifies the relative frequency
4. involving one variate or variable quantity.
7. the middle point in a dataset
8. lack of consistency or fixed pattern
9. a statistical measure of the strength of a linear relationship between two variables
12. the value under which 25% of data points are found when they are arranged in increasing order
15. measure of the amount of variation of a random variable expected about its mean
16. a measure of the asymmetry of a distribution
19. the set of all those elements that commute with all other elements
20. a graph summarising a set of data
22. a straight line that describes how a response variable y changes as an explanatory variable x changes
24. a value in a data set that is very different from the other values
25. the outline or the boundary of an object
26. especially useful in descriptive analyses or during the preliminary investigation of a large data set.

1. identifies a possible relationship between changes observed in two different sets of variables
2. a chart that plots the distribution of a numeric variable's values as a series of bars
5. the average distance between each data point and the mean
6. a simple form of data visualization that consists of data points plotted as dots on a graph with an x- and y-axis
10. The interquartile range is the difference between upper and lower quartiles
11. the difference between the lowest and highest values
13. the direction and the steepness of the line
14. functional relationships between variables
17. a measure that is used to find the difference between the observed value and the expected value of a variable
18. involving or depending on two variables.
19. a measure of relationship between two variables
21. A general tendency among variables in a data set; usually between pairs of variables
23. an object that is perpendicular to a given object