Multiple Choice Flashcards on 02 Certified Data Science Practitioner - CDSP /...

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Flashcard Practice Certified Data Science Practitioner - CDSP Multiple Choice

Why is email address often a weaker identifier than a stable customer_id?

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Customer_id values are meaningful numeric quantities for regression Email addresses cannot be stored in relational databases Email addresses identify exactly one person over time by default Email addresses can change, be shared, or vary by case and aliasing rules

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