Across

1. Ensure that only one input variable changes at a time to make it a (4,4)
6. This tells you information about an axis, for example
8. A straight edge with equally spaced markings on it
9. Make a measurement again
10. Horizontal or vertical lines on a graph from which data points are plotted
12. The pattern that emerges from the results of your experiment
14. Distance up (or down) divided by distance across on a graph
17. The variable that you change during experiment
18. A variable that remains constant during an experiment
19. The variable that is the result of an experiment

Down

2. A rough drawing
3. A factor that can be changed in an experiment
4. Representation of data by a picture
5. Slope of a graph
6. (4,2,4,3) Drawn through scattered points, it lets you estimate values not in your original data
7. These are caused by imperfections in your equipment or mistakes that you make
11. The sum of all values divided by the number of values
13. Information obtained from an experiment
15. To mark the data points on a graph
16. The name of your experiment