Vocabulary

2. - A number r from -1 to 1 that measures how well a line fits a set of data points.
3. - an interval that has a finite length.
6. - an inequality that contains an absolute value expression.
12. - a way to write an interval using symbols to define a set in terms of the properties of the members of the set.
13. - A line that lies as close as possible to all of the data points in a scatter plot.
16. - a collection of objects.
17. - A function that contains an absolute value expression.
18. - A transformation that shifts a graph horizontally and/or vertically but does not change its size, shape, or orientation.
19. - an apparent solution that must be rejected because it does not satisfy the original equation.
20. - an interval that does not have a finite length.

1. - A transformation that causes the graph of a function to pull towards the x-axis when all the y-coordinates are multiplied by a factor a, where 0 < a < 1.
4. - when all the members of a set are also members of another set.
5. - A change in the size, shape, position, or orientation of a graph.
7. - A transformation that flips a graph over the line of reflection.
8. - The most basic function in a family of functions.
9. - A line that models data in a scatter plot.
10. - The absolute value of the difference of a number x and a given value.
11. - an equation that contains an absolute value expression.
14. - A transformation that causes the graph of a function to pull away from the x-axis when all the y-coordinates are multiplied by a factor a, where a > 1.
15. - the points where an interval is bounded on a number line.