4.3.2.2 - Data Transformation
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Practice Questions
Test your understanding with targeted questions
What is the main purpose of data transformation?
💡 Hint: Think about what happens to raw data to make it usable.
What does normalization in data processing involve?
💡 Hint: Consider the range of values and how they relate to each other.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is data transformation primarily concerned with?
💡 Hint: Consider what it means for data to be ready for use in machine learning.
True or False: Normalization makes data values comparable.
💡 Hint: Think about how data can vary significantly without normalization.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have survey data with categorical responses (Yes, No, Maybe). Propose a method for encoding these responses for a machine learning classification task.
💡 Hint: How do you think binary response systems work in machine learning?
If you are provided with product reviews in text format, describe a method to transform this data into a structured format for sentiment analysis.
💡 Hint: Consider how text data might be expressed in numerical terms.
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