✅ Quiz M7.01

Question

What the benefit of using cross-validation?

• a) Give information about performance variability

• b) Remove the need to use a baseline algorithm

• c) Give information regarding under- or over-fitting of a model

Select all answers that apply

Question

Does a dummy classifier or regressor rely on the input feature values in the input data X to make the predictions?

• a) Yes

• b) No

Select a single answer

Question

Does a dummy classifier from scikit-learn always make constant predictions whatever the chosen strategy?

• a) Yes

• b) No

Select a single answer