Clustering

Clustering is an unsupervised machine learning technique. It is used to place the data elements into related groups without any prior knowledge of the group definitions. Select which of the following is a clustering task?

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A baby is given some toys to play. These toys consist of various animals, vehicles and houses, but the baby is unaware of these categories. The ba by chooses different toys and starts making different groups with the toy $s$ based on what he feels are similar toys.

A dataset containing various features of ACs $-$ length, width, height, spli $\frac{t}{?}$ window is given. A new design of $AC$ is introduced in the market. The a Igorithm needs to predict whether the new AC is a split$/$window AC give $n$ its dimensions.