Description Usage Arguments Value Author(s) See Also Examples
View source: R/predict.uRegress.R
Produces prediction intervals for objects of class uRegress
.
1 2 |
object |
an object of class |
interval |
Type of interval calculation |
level |
Tolerance/confidence level |
... |
other arguments to pass to the appropriate predict function for the class of |
Returns a matrix with the fitted value and prediction interval for the entered X.
Scott S. Emerson, M.D., Ph.D., Andrew J. Spieker, Brian D. Williamson
1 2 3 4 5 6 7 8 9 10 11 12 13 | # Loading required libraries
library(survival)
library(sandwich)
# Reading in a dataset
mri <- read.table("http://www.emersonstatistics.com/datasets/mri.txt",header=TRUE)
attach(mri)
# Linear regression of LDL on age (with robust SE by default)
testReg <- regress ("mean", ldl~age)
# 95% Prediction Interval for age 50
predict(testReg)
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