ibd (version 1.5)

is.vb: Variance balancedness of a binary incomplete block design

Description

This function checks whether an incomplete block design is variance balanced or not. Treatment by block incidence matrix of the design is to be supplied as input to the function. If the design is variance balanced, it returns a value of 1 else it returns 0.

Usage

is.vb(N)

Value

vb

variance balanced

Arguments

N

incidence matrix

Author

B N Mandal <[e-mail]>

Examples

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)
is.vb(N)