- The data can be arranged in a tabular form using tally marks.
- A pictograph represents data through pictures of objects.
- Interpretation of a pictograph and drawing a pictograph.
- Representation of data using a bar diagram or bar graph.
- In a bar graph, bars of uniform width are drawn horizontally or vertically with equal spacing between them. Length of each bar gives the required information.
- Interpretation of a bar graph and drawing a bar graph.