Data Analyst Interview Questions
Get ready for data analyst interviews covering SQL, data visualization, statistical analysis, and business intelligence.
Top 10 Data Analyst Interview Questions
- Write a SQL query to find the top 5 customers by revenue.
- How do you clean and prepare data for analysis?
- What data visualization tools have you used?
- Describe a time your analysis uncovered an unexpected insight.
- How do you determine which metrics matter for a business question?
- Explain the difference between a left join and an inner join.
- How do you handle conflicting data from different sources?
- What is A/B testing and how do you evaluate results?
- Describe your experience building dashboards and reports.
- How do you ensure data accuracy in your analyses?
Tips for Your Data Analyst Interview
- Master SQL — it comes up in almost every data analyst interview
- Practice creating compelling data visualizations
- Prepare examples of business impact from your analyses
- Be comfortable with Excel, Tableau, or Power BI