add_pred {doBy} | R Documentation |
Add predicted values of different types to dataframe
Description
Add predicted values of different types to dataframe
Usage
add_pred(data, model, var = "pred", type = NULL, transformation = NULL)
Arguments
data |
dataframe or tibble |
model |
model object |
var |
name of new variable in dataframe / tibble |
type |
type of predicted value |
transformation |
A possible transformation of predicted variable, e.g. reciprocal(), log() etc |
Value
dataframe / tibble
Author(s)
Søren Højsgaard
Examples
data(cars)
lm1 <- lm(dist ~ speed + I(speed^2), data=cars)
lm1 |> response() |> head()
cars <- cars |> add_pred(lm1)
cars |> head()
cars <- cars |> add_resid(lm1)
cars
[Package doBy version 4.6.27 Index]