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Table 10 Mean student test-taking effort and correlation with science achievement computed on the subsample of students whose total RT for the session is lower than 3000 s (50 min)
Country | Mean effort | Correlation between effort and science achievement | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cluster 1 | Cluster 2 | Cluster 3 | Cluster 4 | Cluster 1 | Cluster 2 | Cluster 3 | Cluster 4 | |||||||||
\(\widehat{\upmu }\) | SE | \(\widehat{\upmu }\) | SE | \(\widehat{\upmu }\) | SE | \(\widehat{\upmu }\) | SE | \(\widehat{\uprho }\) | SE | \(\widehat{\uprho }\) | SE | \(\widehat{\uprho }\) | SE | \(\widehat{\uprho }\) | SE | |
AUS | 0.93 | 0.00 | 0.87 | 0.00 | 0.90 | 0.00 | 0.85 | 0.00 | 0.43 | 0.02 | 0.57 | 0.01 | 0.54 | 0.01 | 0.60 | 0.01 |
CAN | 0.93 | 0.00 | 0.89 | 0.00 | 0.89 | 0.00 | 0.86 | 0.01 | 0.40 | 0.02 | 0.48 | 0.02 | 0.51 | 0.02 | 0.56 | 0.01 |
GBR | 0.93 | 0.00 | 0.86 | 0.00 | 0.87 | 0.00 | 0.82 | 0.01 | 0.41 | 0.02 | 0.52 | 0.02 | 0.53 | 0.02 | 0.59 | 0.02 |
IRL | 0.94 | 0.00 | 0.90 | 0.00 | 0.92 | 0.00 | 0.88 | 0.01 | 0.37 | 0.02 | 0.48 | 0.02 | 0.46 | 0.02 | 0.51 | 0.02 |
NZL | 0.94 | 0.00 | 0.87 | 0.01 | 0.90 | 0.00 | 0.84 | 0.01 | 0.42 | 0.02 | 0.53 | 0.02 | 0.51 | 0.02 | 0.61 | 0.02 |
USA | 0.93 | 0.00 | 0.87 | 0.01 | 0.90 | 0.00 | 0.85 | 0.01 | 0.39 | 0.02 | 0.53 | 0.02 | 0.46 | 0.02 | 0.56 | 0.02 |