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Read the blog-Data Preprocessing in Data Mining: A Hands On Guide -
https://www.analyticsvidhya.com/blog/2021/08/data-preprocessing-in-data-mining-a-hands-on-guide/
Answer the following questions.
1. What is meant by noisy data?
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2. Mention any 2 techniques listed in the blog to handle missing values.
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3. List 2 problems to be considered during data integration.
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4. What is Normalisation?
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320 Touchpad Artificial Intelligence (Ver. 3.0)-XI

