Appendix A Correlation matrices between measures aimed to measure similar constructs

Appendix A: Correlation matrices between measures aimed to measure similar constructs Correlations Table A.1 indicates that most measures of cognitive ability correlate positively with each other Regarding the indifference points, we observe that the 1- vs indifference point relates positively only to 3-back performance and negatively to teacher assessed cognitive ability The 1- vs indifference point showed no relation to any measure of cognitive ability Table A.1 Pearson correlations between indifference points and all measures of cognitive  ability IDP12 IDP13 d’ 1- d’ 2- d’ 3- Dutch English Math Raven back back back IDP12 IDP13 55** d’ 1-back 10 04 d’ 2-back 13* 01 31** d’ 3-back 14* 08 31** 46** Dutch -.06 -.01 19** 05 04 English 05 11 22** 07 15* 33** Math 01 01 06 15* 10 28** 05 Raven 00 -.05 40** 44** 35** 22** 24** 17** Ability -.17** -.07 26** 21** 16* 44** 32** 33** 34** NCS 08 13* 21** 14* 22** 15* 21** 12* 26** Note: *p