\name{gbd}
\alias{gbd}
%- Also NEED an '\alias' for EACH other topic documented here.
\title{A function to generate some binary regression data
%%  ~~function to do ... ~~
}
\description{
%%  ~~ A concise (1-5 lines) description of what the function does. ~~
}
\usage{
gbd(n = 1000, p = 1, intercept = TRUE, betas = rep(0, p + intercept), mu = rep(0, p), Sigma = diag(1, p), seed = 1)
}
%- maybe also 'usage' for other objects documented here.
\arguments{
  \item{n}{
%%     ~~Describe \code{n} here~~
}
  \item{p}{
%%     ~~Describe \code{p} here~~
}
  \item{intercept}{
%%     ~~Describe \code{intercept} here~~
}
  \item{betas}{
%%     ~~Describe \code{betas} here~~
}
  \item{mu}{
%%     ~~Describe \code{mu} here~~
}
  \item{Sigma}{
%%     ~~Describe \code{Sigma} here~~
}
  \item{seed}{
%%     ~~Describe \code{seed} here~~
}
}
\details{
%%  ~~ If necessary, more details than the description above ~~
}
\value{
%%  ~Describe the value returned
%%  If it is a LIST, use
%%  \item{comp1 }{Description of 'comp1'}
%%  \item{comp2 }{Description of 'comp2'}
%% ...
}
\references{
%% ~put references to the literature/web site here ~
}
\author{
%%  ~~who you are~~
}
\note{
%%  ~~further notes~~
}

%% ~Make other sections like Warning with \section{Warning }{....} ~

\seealso{
%% ~~objects to See Also as \code{\link{help}}, ~~~
}
\examples{
##---- Should be DIRECTLY executable !! ----
##-- ==>  Define data, use random,
##--	or do  help(data=index)  for the standard data sets.

## The function is currently defined as
function (n = 1000, p = 1, intercept = TRUE, betas = rep(0, p + 
    intercept), mu = rep(0, p), Sigma = diag(1, p), seed = 1) 
{
    require(MASS)
    set.seed(seed)
    X <- mvrnorm(n, mu, Sigma)
    Xm <- X
    if (intercept) {
        Xm <- cbind(rep(1, n), X)
    }
    lp <- Xm \%*\% betas
    pv <- expit(lp)
    Y <- rbinom(n, 1, pv)
    return(list(Y = Y, X = X))
  }
}
% Add one or more standard keywords, see file 'KEYWORDS' in the
% R documentation directory.
\keyword{ ~kwd1 }
\keyword{ ~kwd2 }% __ONLY ONE__ keyword per line