Encode without lying

Start axes at zero for bars. Don’t dual-axis without labeling. Color is for meaning, not decoration.

Path progress

75%

Step 1 of 2

Honest axes

Truncated bar axes exaggerate differences. Dual axes confuse. Prefer small multiples.

Do this now

Find one chart online and note how it could mislead.

Pro tip: Put the insight in a one-line annotation.

Your note

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Chapter learning outcomes