By shifting the baseline to a reference level, you’ll be able to focus a line chart on relative change, which may enhance the visibility of smaller classes.
The baseline chart is a particular sort of line chart that reveals proportion modifications over time. With that in thoughts, if you understand how to make a line chart, then you understand how to make a baseline chart.
The secret’s what comes earlier than the precise chart-making. You probably have absolute counts, you must calculate relative change, which may be completed in varied methods relying on what you wish to present and what you’re considering.
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Concerning the Creator
Nathan Yau is a statistician who works primarily with visualization. He earned his PhD in statistics from UCLA, is the creator of two best-selling books — Knowledge Factors and Visualize This — and runs FlowingData. Introvert. Likes meals. Likes beer.