Chart Choice Pitfall Cards
Recall common chart-choice traps and the stronger replacement moves.
Pie objection The pie chart is familiar, so stakeholders will understand it. A dashboard uses a pie to rank eight churn reasons. Your line Familiar is helpful only if it fits the task. For ranking eight reasons, a sorted bar will be faster and less ambiguous. Familiar charts can still make the viewer do the wrong comparison. It separates recognition from analytical fit. Average trap Average tile vs distribution view Use averages for summary, distributions for variability and outliers. Map test When does a map belong on a dashboard? When geography is part of the decision or pattern. If the…
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