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4 cards from this section. Quick, good the night before a test.
What is the main purpose of clustering?
Think about what clustering helps us understand in datasets.
Name one application of clustering.
Where do you see grouping of data used in real life?
What is clustering primarily used for?
Think about how data can be organized without any prior labels.
True or False: K-Means requires the number of clusters to be specified beforehand.
Consider how you would start clustering without knowing the cluster count.
Given a dataset of customer purchase histories, develop a clustering strategy to segment customers for targeted advertising. Detail your approach.
Think about factors that could influence customer grouping.
You have a dataset with varying density clusters. Which clustering algorithm would you choose and why? Provide a rationale.
Consider the characteristics of your dataset before making a choice.
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