Graphs and charts are used to make information clear and easier to understand.
Types of Graphs and Charts
- Column Chart
- Bar Chart
- Pie Chart
- Column Chart : A Column chart is used for comparison of data items for a specified time period. In the column chart, categories are displayed horizontally and values vertically.
- Bar Chart : The bar chart is similar to the column chart, with the difference that the data series are displayed horizontally and not vertically.
- Pie Chart : The pie chart contains only one data series. A series of data in a pie chart is displayed as a percentage of the total.
Elements of Graph/Chart
- Chart area,
- Plot area,
- Chart floor,
- Legend,
- Chart title,
- Data points,
- Data series
Advantages of Charts
- Visually appealing
- Quick analysis and interpretation of data within a little time
- To know the trends easily
- A large volume of information can be exhibited through charts easily