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1. Write briefly about the difference between feature selection and feature extraction. What are the
different techniques in feature selection and extraction.
2. What are the types of missing values in data? What are the different strategies for missing
values (categorical and nominal data)?
Can you please answer this question ASAP.

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  • 1. 1. Write briefly about the difference between feature selection and feature extraction. What are the different techniques in feature selection and extraction. 2. What are the types of missing values in data? What are the different strategies for missing values (categorical and nominal data)? Can you please answer this question ASAP.