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Choosing the Right Chart
Match the chart type to the question and the data, and avoid chart-junk.
Inside this lesson
- Match a business question to the correct chart category (comparison, trend, composition, distribution, relationship).
- Identify and remove chart-junk to improve the data-ink ratio.
- Select appropriate chart types for categorical versus continuous data.
- Evaluate when a simple table is more effective than a complex visualization.
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Educational training content only - not professional, financial, legal, or data-governance advice, and not a promise of any business or analytical result. Examples are illustrative and use hypothetical data with stated assumptions and units. Third-party names are descriptive and imply no affiliation.