Introduction Quiz

What is the main goal of unsupervised learning?

• • Predicting future values based on past data

• Learning to classify data into predefined categories

• Finding hidden patterns or intrinsic structures in the data

• Minimizing the error between predicted and actual values

Which of the following is a common technique used in unsupervised learning?

• Linear regression

• Decision trees

• Clustering

• SVM

In which scenario would you typically use unsupervised learning?

• Predicting stock prices

• Diagnosing diseases based on patient symptoms

• Grouping customers based on purchasing behavior

• Classifying emails as spam or not spam

Which of the following algorithms is not typically used for unsupervised learning?

• K-Means

• Naive Bayes

• DBSCAN

• CLARA

What is the primary difference between supervised and unsupervised learning?

• Supervised learning requires labeled data, while unsupervised learning does not

• Unsupervised learning requires labeled data, while supervised learning does not

• Supervised learning is used for clustering, while unsupervised learning is used for classification

• Unsupervised learning is used for regression, while supervised learning is used for classification