| A | B |
| Elapsed Time | The amount of time that passes from one point until another |
| Median | the middle point of a data set when the data is arranged in numerical order |
| Mode | the number of a data set that occurs most frequently (often) |
| Range | the difference between the greatest and least values in a set or simply the least value to the greatest value |
| Data | Information gathered often through research |
| Mean (average) | Evening off all of the data to be the same number or adding up all of the data and dividing by the total number of data |
| Line graph | a graph plotting data using two axes to create a line to display the data |
| Scale | a ratio telling us what the measurement on a graph stands for (ie. 1unit =5 books or 1unit = 5 miles) |