1. Graphing Rules

2. Line Graphs Compare two sets of NUMERICAL data Used to –
Show specific values
Show trends in data
Make predictions
Example: time-distance graphs

3. Line Graph

4. Bar Graphs
Used when you have one set of NUMERICAL data and one set of QUALITATIVE data (words)
Good for –
Making comparisons easy to see
Showing trends
Example: speeds of animals

5. Bar Graph

6. Pie Charts/Circle Graphs
Display percentages
Compares parts of a whole
Example: Percent of students in classroom who have school lunch or packed lunches

7. Pie Chart

8. Don’t forget – TAILS!
Title – give your graph a title explaining what it represents
Axis – DRY/MIX
Interval – lines should be numbered at an appropriate and consistent interval
Labels – ALWAYS label x and y axis (include a key as well, if necessary)