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4 cards from this section. Quick, good the night before a test.
What is a training set used for?
Think about the core purpose of any dataset in AI.
Name one important feature of a training set.
Why do we need balance in the dataset?
What is the purpose of a training set?
Think about its primary role during the learning phase.
True or False: A training set is always the same as a test set.
Consider their purposes in the model lifecycle.
Design a training set for a model that predicts customer churn based on usage data. Describe the characteristics you would include.
Think about different customer interactions that might influence retention.
You encountered overfitting while testing your model. What steps would you take to refine the training set and improve model performance?
Reflect on solutions that both increase variety and reduce noise.
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