1 |
x |
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est |
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nboot |
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pr |
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SEED |
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... |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | ##---- 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 (x, est = median, nboot = 100, pr = TRUE, SEED = FALSE,
...)
{
if (SEED)
set.seed(2)
if (is.list(x))
x <- matl(x)
x <- elimna(x)
bvec <- matrix(NA, ncol = ncol(x), nrow = nboot)
if (pr)
print("Taking Bootstrap Samples. Please wait.")
for (i in 1:nboot) {
data <- sample(nrow(x), size = nrow(x), replace = TRUE)
bvec[i, ] <- apply(x[data, ], 2, FUN = est, ...)
}
covmat <- var(bvec)
covmat
}
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