Function to calculate confidence intervals for ordinary multiple linear regression.
Calculates (classical) confidence intervals for an ordinary multiple linear regression model in the n > p situation.
lm.ci(x, y, level = 0.95, ...)
x |
Design matrix (without intercept). |
y |
Response vector. |
level |
Coverage level. |
... |
Additional arguments to be passed to |
A model with intercept is fitted but the p-value of the intercept is not reported in the output.
Matrix of confidence interval bounds (not including the intercept).
Lukas Meier
x <- matrix(rnorm(100*5), nrow = 100, ncol = 5) y <- x[,1] * 2 + x[,2] * 2.5 + rnorm(100) ci <- lm.ci(x, y) ci
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