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5 Charts
Trends Charts
Show how values change over time or a continuous variable
Line Chart
beginnerThe standard for showing how a single value changes over time.
Best for:
- Showing change over time with continuous data
- Revealing trends, growth rates, and momentum
- Comparing a metric against a baseline or previous period
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Area Chart
beginnerA line chart with the area below filled, emphasizing volume and magnitude.
Best for:
- When magnitude or volume is as important as the trend
- Cumulative metrics like revenue or users over time
- Showing where two series overlap (use semi-transparent fills)
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Multi-Line Chart
intermediateCompare multiple time series in a single chart using distinct colored lines.
Best for:
- Comparing 2–5 time series on the same scale
- Showing performance of multiple products over time
- Overlaying actual data with forecasts or benchmarks
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Stacked Area Chart
intermediateShow how multiple series contribute to a changing total over time.
Best for:
- Showing total trend and segment composition simultaneously
- When the summed total is meaningful (e.g., total traffic by source)
- A small number of non-overlapping segments (2–5)
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Slope Chart
intermediateCompare values between exactly two time points, emphasizing the direction and magnitude of change.
Best for:
- Before/after comparisons with exactly two time points
- Year-over-year change for multiple categories
- Pre/post intervention analysis
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