click below
click below
Normal Size Small Size show me how
Data and Graphs
Vocabulary for Data and Graphs
| Question | Answer |
|---|---|
| survey | A method of gathering data by asking people questions |
| tally | A way of counting by making a mark for each item counted. |
| line plot | A graph that uses X's above a number line to show data. |
| median | The middle number in a group of numbers arranged in numerical order. |
| mode | The number or numbers that occur most often in a set of data |
| range | The difference between the greatest and the least numbers in a set of numbers |
| pictograph | A graph that shows data by using symbols or pictures |
| key | Tells how many items each symbol stands for. |
| bar graph | A graph that shows data by using bars of different lengths. |
| scale | Marks that are equally spaced along a side of a graph. |
| ordered pair | A pair of numbers that gives the location of a point on a map or grid. |
| line graph | A graph that uses a line to show how something changes over time. |