Build cross-validated models
In this exercise, you will build a linear model predicting life_expectancy using all available features. You will do this for the train data of each cross-validation fold.
Cet exercice fait partie du cours
Machine Learning in the Tidyverse
Instructions
Build models predicting life_expectancy using all available features with the train data for each fold of the cross validation.
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
# Build a model using the train data for each fold of the cross validation
cv_models_lm <- cv_data %>%
mutate(model = map(___, ~lm(formula = ___, data = ___)))