Variable compared | Percentage | Proportion-word | Proportion notation | Pie chart | Mix |
---|---|---|---|---|---|
Mean (SD) | 2.37 (0.92) | 1.92 (1.20) | 1.88 (1.28) | 2.70 (0.78) | 1.29 (1.00) |
Verbal label | > | > | > | < | > |
 | p = .530 | p = .001* | p < .001* | p = .005 | p < .001* |
 | r = .06 | r = .34 | r = .35 | r = -.27 | r = .63 |
Percentage | Â | > | > | > | > |
 |  | p = .005 | p = .002* | p < 001* | p < .001* |
 |  | r = .27 | r = .30 | r = -.34 | r = .59 |
Proportion – word |  |  | > | < | > |
 |  |  | p = .610 | p < .001* | p < .001* |
 |  |  | r = .05 | r = .53 | r = .48 |
Proportion – notation |  |  |  | < | > |
 |  |  |  | p < .001* | p < .001* |
 |  |  |  | r = -.50 | r = .41 |
Pie chart | Â | Â | Â | Â | > |
 |  |  |  |  | p = .001* |
 |  |  |  |  | r = .72 |