reg.ci: Confidence intervals of a simple linear regression
Description
Computes and add to a graph the confidence interval of a simple regression line or of individual values.
Usage
reg.ci(model, conf.level = 0.95, type = c("mean", "ind"), ...)
Arguments
model
lm model.
conf.level
confidence level.
type
interval type : "mean" for the interval of the regression line (default), "ind" for the interval of individual values (also called "prediction interval").