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Table 16 Squared multiple correlations

From: Can the National Center Test in Japan be replaced by commercially available private English tests of four skills? In the case of TOEFL Junior Comprehensive

  Unitary Correlated skill Correlated test
NCT reading 0.807 0.814 0.819
NCT listening 0.754 0.757 0.763
JC reading 0.701 0.705 0.703
JC listening 0.729 0.727 0.735
JC speaking 0.521 0.576 0.527
JC writing 0.626 0.700 0.631