From: Concept networks of students’ knowledge of relationships between physics concepts: finding key concepts and their epistemic support
Γ[DIN,DOUT]
Γ[GIN,GOUT]
Γ[DIN,GIN]
Γ[DOUT,GOUT]
log β
-2\0 \2
-2 \0 \2
ρ
0.66\0.66\0.59
0.64\0.31\0.29
1.00\0.89\0.84
0.99\0.86\0.82
τ
0.51\0.50\0.44
0.48\0.20\0.18
0.95\0.73\0.68
0.95 \0.71\0.66