confint.cal {quantchem}R Documentation

Confidence intervals for calibration curve parameters

Description

Computes confidence intervals for parameters in a calibration fitted model.

Usage

confint.cal(object, parm, level = 0.95, sort.models = FALSE, ...)

Arguments

object an object of class 'lmcal' or 'nlscal' (inheriting from 'cal')
parm ignored in this case
level confidence level of intervals
sort.models should the intervals be sorted by models, or variable names
... additional arguments (ignored)

Value

A matrix containing upper and lower bounds for confidence interval is returned.

Author(s)

Lukasz Komsta

See Also

lmcal, nlscal

Examples

data(nitrate)
attach(nitrate)
fit = lmcal(conc,area)
confint(fit)

[Package quantchem version 0.12-1 Index]