From: Assessment of ageing effect on the mechanical behaviour of steel/aluminium self-piercing riveted joint
Source
DF
SS
MS
F
P
Thickness
3
129963775
43321258
162.76
0.000
Weeks
7
216833489
30976213
116.38
Interaction
21
33075550
1575026
5.92
Error
96
25551921
266166
Total
127
405424735
S = 515.9
R-Sq = 93.70 %
R-Sq (adj) = 91.66 %