Estimation of the genomic control inflation statistic (lambda)
Usage
gc.lambda(x, logscale = FALSE, z = FALSE)
Arguments
- x
A real vector (p or z).
- logscale
A logical variable such that x as -log10(p).
- z
A flag to indicate x as a vector of z values.
Value
Estimate of inflation factor.
Examples
set.seed(12345)
p <- runif(100)
gc.lambda(p)
#> [1] 0.9887038
lp <- -log10(p)
gc.lambda(lp,logscale=TRUE)
#> [1] 0.9887038
z <- qnorm(p/2)
gc.lambda(z,z=TRUE)
#> [1] 0.9887038