However, a column chart is preferred when working with a trend over a period of time.
#How to add percentage to pie chart in excel series
If there is a wide variance between the values in the two data series (two times or more), the percent change should be calculated with respect to the first data point for each series. When creating a chart to compare trends, the values for each data series must be within a reasonable range.The number of bars on a column chart should be limited to approximately twenty bars or less.However, a line chart is preferred over a column chart when presenting data over long periods of time. Both a column chart and a line chart can be used to present a trend over a period of time.Identifying the message you wish to convey to an audience is a critical first step in creating an Excel chart.Figure 4.21 Final Enrollment Statistics Pie Chart As the number of categories exceeds ten, it becomes more difficult to identify key categories that make up the majority of the total. This will bold the data labels on the pie chart.įigure 4.20 Final Settings in the Format Data Labels PaneĪlthough there are no specific limits for the number of categories you can use on a pie chart, a good rule of thumb is ten or less. Click the Home tab of the ribbon and then click the Bold button. Select the data labels again (if needed).Click the Close button at the top of the Format Data Labels pane.This will remove the numbers from the pie chart (see Figure 4.20). Uncheck the box next to the Value box.This will add the Race/ethnicity labels as well as the percentage data to the pie chart. Check the boxes for Category Name and Percentage in the Label Options section in the Format Data Labels pane.This will open the Format Data Labels pane on the right. Now, you can right click one of the numbers and select Format Data Labels from the list.This will add the values for each of the slices in the pie. Right click any of the slices in the pie chart, and select Add Data Labels from the list.A pie chart typically shows labels next to each slice. Click the chart legend once and press the DELETE key on your keyboard.Resize the pie chart so the left side is locked to the left side of Column E, the right side is locked to the right side of Column L, the top is locked to the top of Row 2, and the bottom is locked to the bottom of Row 10 (see Figure 4.19).Click and drag the pie chart so the upper left corner is in the middle of cell E2.Click off the slices and into the white canvas to deselect the pie and select the entire chart.Use the Undo button to undo this if you want to try again. This can be another option for displaying your data. Note: if you let go of the mouse button before dragging, you may only get one slice to move when you drag it out from the center.
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