Asked at 1 company1Supervised LearningCross-ValidationFeature Engineering
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Problem
Scenario
You are preparing data for a supervised learning task and want to improve model performance beyond using raw columns as-is.
Question
What is feature engineering?
Example Dataset
size·120K customer records, 28 featurestarget·Customer response to a marketing offerclass_balance·22% positivefeature_types·Numerical, categorical, and date fields
Problem
Scenario
You are preparing data for a supervised learning task and want to improve model performance beyond using raw columns as-is.
Question
What is feature engineering?
Example Dataset
size·120K customer records, 28 featurestarget·Customer response to a marketing offerclass_balance·22% positivefeature_types·Numerical, categorical, and date fields
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Feature Engineering for Predictive Models | Dataford Interview Questions - Dataford - Ace your Interview
