Verify the df values shown in Table 8.14 for models (XY, Z), (XY, YZ), and (XY, XZ, YZ).

Table 8.14:

Transcribed Image Text:

Residual Degrees of Freedom for Loglinear Models for Three-Way Tables Model Degrees of Freedom (Х, У, Z) (XY, Z) (XZ, Y) (YZ, X) (XY, YZ) (XZ, YZ) (XY, XZ) (XY, XZ, YZ) (XYZ) IJK -1-J- K + 2 (к - 1X1 — 1) (J- 1XIK - 1) (I- 1XJK – 1) J - 1Xк - 1) K(I - 1XJ – 1) ()- 1Xк - 1) (I– 1XJ – 1XK – 1)