From: Learning data science in elementary school mathematics: a comparative curriculum analysis
 | Numbers | Measurement and Geometry | Data | |||
---|---|---|---|---|---|---|
p-value | Cohen’s d | p-value | Cohen’s d | p-value | Cohen’s d | |
50th percentile | Â | Â | Â | Â | Â | Â |
Hong Kong |  < 0.001 | − 0.86 |  < 0.001 | − 0.31 |  < 0.001 | − 0.18 |
Rep. Korea |  < 0.001 | − 1.46 |  < 0.001 | − 0.49 |  < 0.001 | − 0.42 |
Chinese Taipei |  < 0.001 | − 1.16 |  < 0.001 | − 0.42 |  < 0.001 | − 0.70 |
Japan |  < 0.001 | − 1.83 |  < 0.001 | − 0.73 |  < 0.001 | − 0.39 |
Singapore | Reference | |||||
10th percentile | ||||||
Hong Kong |  < 0.001 | − 0.16 | 0.04 | 0.02 |  < 0.001 | − 0.03 |
Rep. Korea |  < 0.001 | − 0.29 | 1 |  < 0.01 | 0.26 | 0.02 |
Chinese Taipei |  < 0.001 | − 0.10 | 0.003 | 0.03 |  < 0.001 | − 0.13 |
Japan |  < 0.001 | − 0.31 |  < 0.001 | -0.15 | 1 |  < 0.01 |
Singapore | Reference |