1.1 - What is Data Science?
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Practice Questions
Test your understanding with targeted questions
What does data science involve?
💡 Hint: Think of what skills a data scientist would need.
Name one core area of data science.
💡 Hint: Recall the specific steps mentioned earlier.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the definition of data science?
💡 Hint: Think about the skills and knowledge areas included.
True or False: Data cleaning is optional in data science.
💡 Hint: Consider how you would feel about using bad data.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Design an exploratory data analysis approach for a dataset containing customer purchase histories. Include at least three visualizations you would create and explain why each is important.
💡 Hint: Think about how each visualization helps answer critical business questions.
Given a dataset with missing values and outliers, outline a strategy you would use for data cleaning before analysis. Include at least three specific techniques.
💡 Hint: Consider standard practices in data cleaning.
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