Question: a) Explain how K-nearest neighbor algorithm works with suitable example. (10 marks) b) Why data pre-processing is required ? Discuss the steps involved. (10 marks)

a) Explain how K-nearest neighbor algorithm works with suitable example. (10

a) Explain how K-nearest neighbor algorithm works with suitable example. (10 marks) b) Why data pre-processing is required ? Discuss the steps involved. (10 marks)

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