Experimental and FEM Investigation of Cob Walls under Compression

Table 2

For each specimen, elastic moduli and Poisson’s ratio of the first and second phases, that is, E₀, ν₀ and E₁, ν₁, along with related mean values, coefficient of variation (CV), and range of coefficients of regression (R²).

Sample ID	E0 (MPa)	ν0 (−)	E1 (MPa)	ν1 (−)
Wall B	16.17	0.05	16.56	0.15
Wall C	14.68	0.03	16.42	0.38
Wall D	17.56	0.00	17.75	0.10
Mean value	16.14	0.03	16.91	0.21
CV (%)	8.93	94.37	4.32	37.52
R^2range	0.70–0.86	0.00–0.15	0.95–0.99	0.95–0.99