Table 6.
Duncan analysis for Screw Withdrawal Load

Type of Com-ply N Subset
1 2 3
MMI 5 30.9360
PME 5 42.5260
AME 5 42.6740
MDF 5 42.9805
PMI 5 43.3380
AMI 5 49.5320
MME 5 59.2280
Sig. 1.000 0.060 1.000
Means for groups in homogeneous subsets are displayed.
Based on observed means.
The error term is Mean Square (Error) = 26.017.