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Data MiningSome telecommunication companies want to segment their customers into distinct groups in order to send appropriate subscription offers. This is an example of (i) supervised learning (ii) data extraction (iii) serration (iv) unsupervised learning20202mData MiningDifferentiate between supervised and unsupervised classification.20212mData MiningClassification is a process of: (i) Assigning data to predefined classes (ii) Dividing data into clusters (iii) Summarizing data (iv) Cleaning data20252mMACHINE LEARNINGWhy is clustering important in machine learning? Show the steps of the k-means algorithm by taking a suitable example. Give the time complexity analysis of k-means.20257m