Table 7.

Statistical quantities of $⟨SEY⟩$or different σ_r of SEY_max with different distributions.

σr of SEYmax	Distribution type	Expansion degree	μ of $⟨SEY⟩$	${⟨SEY⟩}_{\mathit{error}}$	σ of $⟨SEY⟩$	Var of $⟨SEY⟩$
5%	Uniform	5	1.0072	0.06	3.10E-04	5.59E–07
	Normal	3	1.0085	0.19	8.30E-04	2.30E–05
	Truncated normal	3	1.0082	0.16	2.84E-04	6.24E–06
10%	Uniform	6	1.0085	0.19	0.0013	1.78E–06
	Normal	4	1.0084	0.18	0.0065	4.17E–05
	Truncated normal	4	1.0077	0.11	0.0014	1.96E–06
30%	Uniform	7	1.0105	0.39	0.0020	4.19E–06
	Normal	4	1.0147	0.81	0.0266	7.06E–04
	Truncated normal	4	1.0110	0.44	0.0035	1.21E–05