A · MetricsBeginner35 min read
3. How charts lie
Data Literacy · 32 pages source format
Truncated axes, dual axes, cherry-picked windows, averages hiding segments, cumulative vs rate confusion.
What you'll learn
- Chart crimes
- Segment checks
- Base rates
Crime scene
Do this now
Find 3 public or internal charts. Label the crime (or certify clean).
Pro tip. Always ask: compared to what?
Clear?