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Multiple Choice Flashcards

Practice multiple choice certification questions for Certified Artificial Intelligence Engineer - CAIE and review the explanation after each answer.

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Review the keyed rationale after answering so the correct USAII service choice and each distractor stay connected.

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Flashcard Practice Certified Artificial Intelligence Engineer - CAIE Multiple Choice

A startup validates a stock regression model with random five-fold cross-validation and reports unusually strong results. What should a reviewer challenge?

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Five folds are invalid because cross-validation can never be used with time series The model should be evaluated only on the oldest available data Strong results prove the model is ready for live trading Random folds may mix future and past records, so a rolling or forward-chaining validation design is more realistic

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