Unsupervised learning is also know as: *1 pointclassificationregressionreinforcement learningexploratory learning

Decision trees is an example for Supervised Machine Learning Unsupervised Machine Learning Semi-Supervised Machine Learning Reinforcement Learning

Question 32: What is unsupervised learning?Answer: Neither feature nor number of groups is known

Unsupervised Machine Learning algorithms are used when the information used to train is neither classified nor labeled.TrueFalse

What is unsupervised learning?Number of groups may be knownFeatures of group explicitly statedNone of the aboveNeither feature nor number of groups is known

Which of the following is NOT a clustering algorithm, commonly used in Unsupervised Learning?a.Random Forestb.DBSCANc.K-Meansd.Hierarchical Clustering