ai-practitioner video for a retail company is developing a machine learning model to predict customer churn and is in the process of preparing its dataset. The
A retail company is developing a machine learning model to predict customer churn and is in the process of preparing its dataset. The data science team plans to divide the data into a training set, validation set, and test set to ensure the model performs well across different stages of development and evaluation. To proceed effectively, the team needs to fully understand the roles of each of these sets and how they contribute to building a robust model. Which of the following is correct regarding the training set, validation set, and test set used in the context of machine learning? (Select two)