Section 2.2

1. Section 2.2 2.2a(i) Pie Chart

2. Example 2.7: Creating a Pie Chart Create a pie chart from the following data describing the distribution of housing types for students in a statistics class. Calculate the size of each wedge in the pie chart to the nearest whole degree.

3. Example 2.7: Creating a Pie Chart (cont.) Solution Relative Frequencies Central Angle Measures

4. Example 2.7: Creating a Pie Chart (cont.)

5. Example T.3: Using Microsoft Excel to Create a Pie Chart Use Microsoft Excel to recreate the pie chart of the housing data from Section 2.2. The data are reproduced below.

6. Example T.3: Using Microsoft Excel to Create a Pie Chart (cont.) Solution Begin by entering the types of housing in cells A1 through A4. Then enter the numbers of students in cells B1 through B4. Your Excel worksheet should look like the one below.

7. Example T.3: Using Microsoft Excel to Create a Pie Chart (cont.) Now click on the Insert tab in the tool bar. Click on the Pie Chart button and choose the first 2-D pie chart option. The pie chart is then displayed within the worksheet. By clicking on the Layout tab under Chart Tools, you can add a title to the chart, change the legend, or add data labels to the chart using the various options provided.