Sankey diagram

Sankey diagram practice

Q: What is a Sankey diagram?

A: A type of flow diagram that uses arrows to represent the flow of resources, energy, or information, with arrow width correlating to flow magnitude.

Q: How do you read the width of the arrows in a Sankey diagram?

A: The width of each arrow is proportional to the quantity it represents

Q: What does the direction of the arrows in a Sankey diagram indicate?

A: The direction indicates the flow's origin and destination, showing how resources move from one point to another.

Q: Why are Sankey diagrams used?

A: They visually highlight relationships between different flows, making it easier to see where resources are consumed, produced, or lost.

Q: What types of data can be represented using Sankey diagrams?

A: Energy flows, monetary flows, material transfers, or even user paths in a system.

Q: What is a key benefit of using Sankey diagrams?

A: They provide an intuitive visual representation of complex data, making it easier to identify trends and discrepancies.

Q: What should you be cautious about when interpreting Sankey diagrams?

A: Be aware of scale and context

Q: Can Sankey diagrams show negative flows?

A: Yes, some diagrams may incorporate negative flows, often represented with dashed arrows or red coloring to indicate losses or consumption.