Question: a) Explain dendrogram. What could be the possible reason(s) for producing two different dendrograms using agglomerative clustering algorithm for the same dataset? b) In which

a) Explain dendrogram. What could be the possible reason(s) for producing two different dendrograms using agglomerative clustering algorithm for the same dataset? b) In which cases K-Means clustering algorithm fails to give good results?

IT 466 DATA MINING

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