1. Organizing Data

3. Analyzing Data
Tables and graphs are often used to organize and present scientific information.

4. Data tables are useful for presenting many different types of data.
Organizing Data
Data tables are useful for presenting many different types of data.
Graphs can show data that answer questions.

5. Graphs You can use graphs to make predictions.
A prediction is a guess about what is likely to happen or what seems to be true.
Line Graphs
Bar Graphs
Circle Graphs

6. Line Graphs
A line graph is a visual display that uses a line on a grid to relate two sets of data.
A line graph has two scales called axes.
x-axis
y-axis

7. Bar Graphs
A bar graph is a display that show data as bars of different lengths.
Bar graphs are useful for comparing data for several items.

8. Circle Graph
A circle graph is a display that shows data as parts of a whole.
The size of each wedge represents a fraction or a percentage of the whole.

9. Diagram
A diagram is a picture, or group of pictures, that helps display data.