Math 1 Unit 9

4. A number used to tell how measurements for a group are spread out from the average or expected value
5. Deals with 2 variables that can change and are compared to find relationships
6. Congruent Parts of Congruent Triangles are Congruent
9. A characteristic that's being counted, measured, or categorized
10. Data that can be organized into groups or categories based on certain characteristics, behavior, or outcomes. Also known as qualitative data.
11. Also called the line of best fit which shows the general direction that a group of points seem to follow
12. The difference between the observed value and the predicted value
13. A graphical display of data using dots

1. A graphical display of univariate data
2. Tells you that a change in the value of the x variable will cause in the value of the y variable
3. Most commonly used with a box plot, the interquartile range is a measure of where the middle 50% is in a data set.
7. the extent to which two numerical variables have a linear relationship
8. A one-dimensional graph of numerical data based on the five-number summary