Table 4.
Duncan analysis for density

Type of Com-ply	N	Subset
		1	2	3	4
		MMI	5	6.1880E2
PME	5	6.2060E2
AME	5	6.3240E2	6.3240E2
MDF	5		6.5040E2	6.5040E2
PMI	5			6.5340E2
AMI	5				6.7840E2
MME	5				6.9540E2
Sig.		0.195	0.073	0.759	0.090

Means for groups in homogeneous subsets are displayed.
Based on observed means.
The error term is Mean Square (Error) = 233.929.