Table 4 Correlations (reaction time) among the tasks (* = p < 0.05; ** = p < 0.01; *** = p < 0.001)
Non-symbolic magnitude estimation | Symbolic numerical task | Control task | |||||
|---|---|---|---|---|---|---|---|
Time | Space | Number | Number | Mental | Mathematical | Stroop test | |
(OTS) | (ANS) | Calculation | Reasoning | ||||
Time | r = -0.192 | r = -0.201 | r = -0.168 | r = -0.129 | r = -0.017 | r = 0.234 | |
P = 0.268 | P = 0.247 | P = 0.334 | P = 0.459 | P = 0.921 | P = 0.176 | ||
Space | r = -0.036 | r = 0.284 | r = 0.134 | r = 0.165 | r = -0.214 | ||
P = 0.846 | P = 0.099 | P = 0.443 | P = 0.344 | P = 0.218 | |||
Number (OTS) | r = 0.522 | r = 0.599 | r = 0.377 | r = 0.124 | |||
P = 0.001** | P < 0.001*** | P = 0.026 * | P = 0.479 | ||||
Number | r = 0.391 | r = 0.449 | r = -0.017 | ||||
(ANS) | P = 0.020 * | P = 0.007 ** | P = 0.921 | ||||
Mental calculation | r = 0.408 | r = -0.117 | |||||
P = 0.015 * | P = 0.502 | ||||||
Mathematical reasoning | r = -0.317 | ||||||
P = 0.064 | |||||||