Computes a confidence interval for a mean at a desired level of significance.
confidence(object, ...)# S4 method for numeric
confidence(object, level = 0.95, type = c("student", "normal"))
A length-two numeric vector giving lower and upper confidence
limits.
A numeric vector.
Currently not used.
A length-one numeric vector giving the confidence level.
Must be a single number between
A character string giving the type of confidence
interval to be returned. It must be one "student" (the default) or
"normal". Any unambiguous substring can be given.
N. Frerebeau
Other resampling methods:
jackknife()
## Jackknife
x <- rnorm(20)
jackknife(x, do = mean) # Sample mean
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