Exam AI-900 topic 1 question 177 discussion

Anytime you see GROUP whether it says Identify which usually is Classification, it is ALWAYS Cluster. Think of Cluster like saying "A Cluster of things" or "Group of things" essentially. Cluster = Group Identify/Classify = Classification Prediction = Regression

Group mean cluster, birds of a feather flock together.

A is the answer. https://learn.microsoft.com/en-us/training/modules/create-clustering-model-azure-machine-learning-designer/2-clustering-scenarios Clustering is a form of machine learning that is used to group similar items into clusters based on their features. For example, a researcher might take measurements of penguins, and group them based on similarities in their proportions.

correct. You don-t know the groups in advance. So you need an unsupervised learning provided by a clustering algorithm

A. clustering

Clustering is correct (groups of rows)