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Data Visualization: 30 Questions for Data Science and Data Analytics Interviews
Data visualization is an important skill in data science and data analytics. It helps us understand data by turning numbers into visuals that are easier to read, like charts and graphs. Many interviews for data science and analytics roles include questions about data visualization.
This blog will guide you through 70 important questions that can help you prepare for these interviews. I’ll keep it simple and easy to understand, making sure you can follow along no matter your experience level.
1. Introduction to Data Visualization
Q1: What is data visualization?
Data visualization is the process of turning numbers and data into pictures, like charts or graphs, that are easier to understand. It helps you see patterns, trends, and outliers in your data more clearly.
Q2: Why is data visualization important in data science?
Data visualization is important because it:
- Makes complex data easier to understand.
- Helps identify patterns and trends.
- Simplifies decision-making.
- Improves communication of findings to…