Bubble timeline
Alternative name:
Compound proportional area chart timeline
This is a timeline with bubbles, where bubble size represents value at different points in time. It's a combination of a scaled timeline and a proportional area chart.
Tips for use and when NOT to use
Limit the number of data points on the timeline to avoid clutter. Highlight key events or changes over time using colour or annotations, and use a clear timescale with appropriate intervals.
Use case / Examples
To track evolving sentiments of business leaders towards AI over time, with bubble size representing the intensity of feelings.
Question example:
What is your company's market share? (tracker question)
Recommended Survey Question Types:
Date/Time response, Multiple mention, Numerical response, Single mention