Data Visualization Quiz

What is the primary role of data visualization in data analysis?

• To generate random data

• To store data securely

• To communicate information effectively

• To collect data

Which type of data can be counted or measured?

• Ordinal data

• Quantitative data

• Nominal data

• Qualitative data

What is an example of continuous data?

• Gender

• Number of students

• Weight

• Race

Which of the following is NOT one of the 10 V's of Big Data?

• Velocity

• Volume

• Vulnerability

• Validity

What is structured data typically managed with?

• Spreadsheets

• Text files

• Relational databases

• NoSQL databases

What does the term 'data storytelling' refer to?

• Analyzing data without context

• Creating fictional data

• Using data to tell a narrative

• Storing data in a database

Which of the following is a principle of good data display?

• Use as much data as possible

• Know your goal

• Use complex visualizations

• Avoid aesthetics

What is the purpose of a frequency distribution?

• To create random data

• To organize raw data meaningfully

• To store data securely

• To visualize data in 3D

What is the main advantage of using Tableau for data visualization?

• Requires extensive coding skills

• Handles large datasets efficiently

• Is difficult to use

• Is only for text data

Which type of data cannot be ranked?

• Discrete data

• Nominal data

• Continuous data

• Ordinal data