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Table 4 Descriptive statistics of the STM and the UTM indicators by mathematics responder classification
Mathematics Responder Classification | N | % | Mean PV | Successful time management | Unsuccessful time management |
|---|---|---|---|---|---|
Mathematics | Â | Â | Â | Â | Â |
 Reached all items | 1173 | 93.84 | 532.79 | 30.24 | 22.47 |
 Ran out of time | 29 | 2.32 | 480.11 | .00 | 18.45 |
 Stopped responding | 45 | 3.60 | 456.32 | 6.66 | 10.01 |
Science | Â | Â | Â | Â | Â |
 Reached all items | 1159 | 92.72 | 541.50 | 33.15 | 17.04 |
 Ran out of time | 39 | 3.12 | 464.50 | 0.01 | 15.78 |
 Stopped responding | 49 | 3.92 | 449.41 | 0.00 | 7.44 |