Description Usage Arguments Value Author(s) Examples
Executes the prediction method for an object of class modelObjFit.
1 2 |
object |
an object of class modelObjFit containing the regression object which which predictions are to be obtained. |
newdata |
An optional data frame of variables with which to make predictions. If not provided, fitted values from the regression analysis are returned. |
... |
ignored |
A matrix of the predicted response for the fitted model.
Shannon T. Holloway <sthollow@ncsu.edu>
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | #----------------------------------------------------#
# Generate data
#----------------------------------------------------#
X <- matrix(rnorm(1000,0,1),
ncol=4,
dimnames=list(NULL,c("X1","X2","X3","X4")))
Y <- X %*% c(0.1, 0.2, 0.3, 0.4) + rnorm(250)
X <- data.frame(X)
#----------------------------------------------------#
# Create modeling object using a formula
#----------------------------------------------------#
mo <- buildModelObj(model = Y ~ X1 + X2 + X3 + X4,
solver.method = 'lm')
#----------------------------------------------------#
# Fit model
#----------------------------------------------------#
fit.obj <- fit(object=mo, data=X, response=Y)
pred <- predict(object=fit.obj, newdata=X)
head(pred)
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