Chapter 6 of 9
Data Science and Gathering Data
Explore qualitative vs quantitative data, collecting data through surveys, visualizing data, SQL, and applying Python to data science tasks.
Qualitative vs Quantitative DataMethods of Collecting DataVisualizing Data (Charts & Graphs)SQL & DatabasesUsing Python for Data Science
Multiple Choice Questions
7 MCQs — select an option to see if you got it right
1What is data?
2Which of the following is an example of qualitative data?
3How can you organise data to make it easier to analyse?
4What is the main purpose of data collection?
5What is the main purpose of data visualization?
6Which tool is specifically built for creating detailed and interactive visualizations?
7What is the first step in the data science process?
Short Questions with Answers
9 short-answer questions
Long Questions with Answers
6 in-depth answers
Important Questions
5 high-priority questions for revision