11. What is the primary focus of Data Science?
12. Which of the following is NOT a common data format used in Data Science projects?
13. Which of the following is a technique used to handle missing data in a dataset?
14. What is the primary purpose of data visualization in Data Science?
15. Which step in the Data Science process involves building and training predictive models?
16. What is the process of extracting patterns and information from data called?
17. Which statistical measure represents the middle value of a dataset when it is sorted in ascending order?
18. In Data Science, what is the purpose of feature engineering?
19. What is the term for a machine learning algorithm that learns from historical data to make predictions about the future?
20. Which of the following is an example of an unsupervised learning algorithm used in clustering data?
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