ibd (version 1.0)

D_eff: D-efficiency of a block design given the parameters v,b,k and incidence matrix

Description

This function computes D-efficiency of an incomplete block design with given number of treaments(v), number of blocks(b), block size(k) and incidence matrix(N).

Usage

D_eff(v,b,k,N)

Arguments

v

number of treatments

b

number of blocks

k

block size

N

incidence matrix

Value

• Deff
  D-efficiency

Examples

v=7
b=7
k=3
N=matrix(c(1	,	0	,	0	,	0	,	1	,	0	,	1	,
0	,	0	,	0	,	1	,	0	,	1	,	1	,
0	,	0	,	1	,	0	,	1	,	1	,	0	,
1	,	0	,	1	,	1	,	0	,	0	,	0	,
0	,	1	,	1	,	0	,	0	,	0	,	1	,
1	,	1	,	0	,	0	,	0	,	1	,	0	,
0	,	1	,	0	,	1	,	1	,	0	,	0	
),nrow=7,byrow=TRUE)
D_eff(v,b,k,N)