Practice - Summary
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is structured data?
💡 Hint: Think of spreadsheets!
Give an example of unstructured data.
💡 Hint: Think of social media posts!
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the first step in the Data Science life cycle?
💡 Hint: Consider what needs solving first.
True or False: Structured data is organized in tables.
💡 Hint: Think about how databases organize information.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A company wants to improve its sales performance. How would you utilize the Data Science life cycle to approach this issue? Outline each stage and what tasks you would perform.
💡 Hint: Think logically about how to break down the problem.
Given a dataset with various customer information, how would you proceed with data cleaning? What specific aspects would you check?
💡 Hint: Consider the qualities of clean data and its importance in analysis.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.