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Interaction between numeracy, graph literacy, and display type
| Numeracy/Graph Literacy Profile | Percent Point Difference (SE) | P-value |
|---|---|---|
| Numeracy (low vs high) | ||
| Line graph | −7.0 (6.0) | .27 |
| Spider/radar graph | −26.0 (6.0) | <.01** |
| Table | 4.0 (7.0) | .53 |
| Bar graph | −11.0 (6.0) | .09 |
| Graph literacy (low vs high) | ||
| Line graph | −11.0 (6.0) | .1 |
| Spider/radar graph | −22.0 (6.0) | <.01** |
| Table | −22.0 (7.0) | <.01** |
| Bar graph | −2.0 (6.0) | .78 |
*P < .05; **P < .01.
