1. 6.1 Creating Charts  Data Series and Chart
- Charts can be used to visualize the relationship between data.
- A chart must include at least one data series.
Data series
Chart

2. 6.1 Creating Charts  Creating a Chart
- A chart can be created by selecting the group of cells which store the data, then select ‘Insert’ ➞ ‘Chart’ from the Menu bar.
- Or click the ‘Chart Wizard’ button from the Standard toolbar.

3. 6.1 Creating Charts  Selecting an Appropriate Type of Chart
- The Chart Wizard provides step-by-step instructions to create a chart.
Three most commonly used charts
Bar chart
Pie chart
Line chart

4. 6.1 Creating Charts  Selecting an Appropriate Type of Chart Bar chart
comparing values
E.g. the number of students getting a particular grade in an examination.
Note that in Microsoft Excel, a
vertical bar chart is also called
a column chart.

5. 6.1 Creating Charts  Selecting an Appropriate Type of Chart Pie chart
presenting data that is a percentage of a whole
only include one data series

6. 6.1 Creating Charts  Selecting an Appropriate Type of Chart
Line chart
presenting the differences of data over a period of time
e.g. monthly average temperature of a city.
It can include more than one data series.

7. 6.1 Creating Charts  Selecting an Appropriate Type of Chart
- The Chart Wizard provides many kinds of charts other than the ones mentioned above.
- Choose different charts for different purposes.

8. 6.1 Creating Charts  Selecting an Appropriate Type of Chart
- The Chart Wizard provides many kinds of charts other than the ones mentioned above.
- Choose different charts for different purposes.

9. 6.2 Editing Charts  Adding Chart Title, Legend and Data Labels
- Chart title, legend and data labels play an important part in describing the data presented in a chart.
(1) For example, after selecting the chart type and chart sub-type in Chart
Wizard, click ‘Next’ .

10. 6.2 Editing Charts  Adding Chart Title, Legend and Data Labels
(2) Check the source of the data and the appearance of the chart. Click ‘Next’ .

11. 6.2 Editing Charts  Adding Chart Title, Legend and Data Labels
(3) Enter the chart title and if necessary, labels for the axis of the chart in the ‘Titles’ tab.
Title
Axis label

12. 6.2 Editing Charts  Adding Chart Title, Legend and Data Labels
(4) The legend can be turned on or off in the ‘Legend’ tab.
Legend

13. 6.2 Editing Charts  Adding Chart Title, Legend and Data Labels
(5) Data labels can be selected in the ‘Data Labels’ tab. Click ‘Next’ .
Data label

14. 6.2 Editing Charts  Adding Chart Title, Legend and Data Labels
(6) Finally select the place where the chart should be inserted and click ‘Finish’ to complete.

15. 6.2 Editing Charts  Resizing the Chart
- Sometimes, you may feel that the charts created by the spreadsheet may be too large or too small.
- You can drag the handles (8 small black squares on the border) of the chart to change its size.

16. 6.2 Editing Charts  Resizing the Chart
- When a chart is resized, the font size is automatically adjusted.
- It is often necessary to manually re-adjust the font size to make them readable.
- The font size can be changed by first selecting the chart and then clicking the font size box.

17. 6.2 Editing Charts
 Resizing the Chart

18. 6.2 Editing Charts  Changing to Colours and Background of a Chart
- Charts can be presented in an attractive way by choosing suitable colours and backgrounds.
- Gradient fill effects, patterns, texture and images that match with the chart content can be used as its background.
- However, the background colours should be chosen carefully such that the text can be easily seen.

19. 6.2 Editing Charts  Changing to Colours and Background of a Chart
- After creating a chart, right-click it to display a menu and select ‘Format Chart Area’.
- Border colours, chart area colours and fill effects can then be applied to the chart.
Chart area fill effects
Chart border settings

20. 6.2 Editing Charts  Changing to Colours and Background of a Chart
- The ‘Fill Effects’ button allows us to set gradient colours, texture, pattern and picture for the chart area.

21. 6.2 Editing Charts  Changing to Colours and Background of a Chart
- The ‘Fill Effects’ button allows us to set gradient colours, texture, pattern and picture for the chart area.

22. 6.2 Editing Charts  Changing to Colours and Background of a Chart
- Make sure that the fill effects cannot be too bright, colourful or with little contrast with the lines shown on the chart.
- Otherwise, the chart will not be able to present its data clearly.

23. 6.2 Editing Charts  Changing to Colours and Background of a Chart
- Make sure that the fill effects cannot be too bright, colourful or with little contrast with the lines shown on the chart.
- Otherwise, the chart will not be able to present its data clearly.