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. Author manuscript; available in PMC: 2010 Nov 15.
Published in final edited form as: Twin Res Hum Genet. 2008 Dec;11(6):586–595. doi: 10.1375/twin.11.6.586

Table 4.

Correlating Experience with Achievement

Individual differences correlations MZ differences correlations

English Math Science English Math Science
Total number of peer stressors 0.06 −0.12 0.08 −0.20 −0.29* 0.06
Upset caused by peer stressors 0.05 −0.10 0.12 −0.15 −0.23 0.05
Total number of academic stressors −0.15 −0.14 −0.01 0.01 −0.09 0.23
Upset caused by academic stressors −0.18 −0.29* −0.09 −0.11 −0.24 −0.02
Total number of teacher stressors −0.11 −0.18 −0.07 0.13 0.09 0.19
Upset caused by teacher stressors −0.14 −0.25 −0.14 0.04 −0.02 0.15
Total positive teacher interactions 0.22 0.09 0.16 0.11 −0.13 0.11
Flow in English 0.06 0.01 0.04 0.15 0.13 0.20
Flow in Mathematics 0.11 0.09 0.11 0.03 0.08 0.17
Flow in Science 0.04 −0.04 −0.04 0.22 0.16 0.35*
Average day rating −0.02 0.15 0.05 0.16 0.39** 0.29*