________ is an unsupervised data mining technique in which statistical techniques identify groups of entities that have similar characteristics.
A) Cluster analysis
B) Content indexing
C) Regression analysis
D) Cloud computing

Question

Quizplus · Accepted Answer

Cluster analysis is a technique used in unsupervised learning to detect patterns and identify similarities among datasets. It groups similar items into clusters based on common attributes, which can be useful in market segmentation, anomaly detection and pattern recognition. Content indexing, regression analysis and cloud computing are not directly related to unsupervised data mining.

________ Is an Unsupervised Data Mining Technique in Which Statistical