Split X and y with test_size=0.25, stratify=y and random_state=0

Machine Learning · from Train and test

train_test_splitstratifyrandom_statetest_sizeTimeSeriesSplitGroupKFold

Putting the kettle on…

Starting up…

Exercise 1

Split X and y with test_size=0.25, stratify=y and random_state=0. Return [list(X_train.shape), list(X_test.shape)].

your answer
stuck? the lesson behind it
Train and test
Hold rows back, look at them once — and know how much luck is in the number