Give examples of data cleaning techniques you have used in the past.

Data Science Interview Questions › Category: Data Science › Give examples of data cleaning techniques you have used in the past.
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MockInterview Staff asked 7 years ago
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MockInterview Staff answered 5 years ago

Step 1: Set the context on why you were data cleaning and what the business problem was 
Step 2: Identify at high-level big data issues that you found 
Step 3: Share techniques to clean data (standardized data? data imputation for missing values? etc.) 
Step 4: Talk about benefits of data cleaning
Done! 

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