Table 3.
Results of binary logistic regression; independent variables: visualization and information format; dependent variable: correctness of solution.
| Dependent variable: correctness of solution |
||||
|---|---|---|---|---|
| Mammography problem |
Economics problem |
|||
| Model 1 | Model 2 | Model 1 | Model 2 | |
| Independent variable | EXP(B) | EXP(B) | EXP(B) | EXP(B) |
| Format of information | 9.40∗∗∗ | 10.44∗∗∗ | 22.44∗∗∗ | 24.73∗∗∗ |
| Visualization | 4.99∗∗ | 2.53∗ | ||
| R2 | 0.19 | 0.27 | 0.41 | 0.44 |
EXP(B): Odds ratio (indicates how many times the odds of solving the task is higher when the independent variable is 1, as compared to the independent variable of 0); R2: Goodness of fit (according to Nagelkerke).
∗significant at p = 0.05; ∗∗significant at p = 0.01; ∗∗∗significant at p = 0.001.