How to create irregular polygon charts in Excel
The irregular polygons chart helps to display 360-degree feedback in an easy to interpret form:
The irregular polygons show which traits the employee overestimates and which underestimates. Also, it is very significant when the self-estimation of the employee for different indicators is substantially different from the ratings of other participants in the assessment.
To create a chart of irregular polygons in Excel, do the following:
1. Select the chart data.
2. On the Insert tab, in the Charts group, click the Insert Waterfall, Funnel, Stock, Surface or Radar Chart dropdown list:
Select the Radar, Radar with Markers, or Filled Radar:
Excel creates the chart from your data:
3. Select the title and change it or remove it.
4. Select the axis and remove it.
5. Right-click on any of the data point and choose Add Data Labels -> Add Data Labels in the popup menu:
Add any other adjustments you find useful for illustration purposes.
See also this tip in French: Comment créer des graphiques à polygones irréguliers dans Excel.