Table 4. Omega squared and Eta squared calculated in a two way factorial design.

Effect	SSeffect*	dfeffect*	MSerror*	$$\frac{{\mathit{\text{SS}}}_{\mathit{\text{effect}}}-{\mathit{\text{df}}}_{\mathit{\text{effect}}}*{\mathit{\text{MS}}}_{\mathit{\text{error}}}}{{\mathit{\text{SS}}}_{\mathit{\text{total}}}-{\mathit{\text{MS}}}_{\mathit{\text{error}}}}$$	ω2
MATERIAL	1997	3	31.41	1902.77/5832.31	0.326
LIGHT	34.72	1	31.41	3.31/5832.31	0.001
MATERIAL * LIGHT	1570.39	3	31.41	1476.16/5832.31	0.253

^*Figures were from Table 3.