Suppose a dashboard KPI suddenly drops by 15% week over week... | Interview Question
IntermediateTECHNICALTEXT
Suppose a dashboard KPI suddenly drops by 15% week over week. How would you investigate the issue and determine whether it is a real change or a data problem?
data analyst
General
Sample Answer
Based only on the stated data analyst role, the mid-level experience level, and the general screening default that favors practical, answerable analytics scenarios.
Related Keywords
What checks would you do first?How would you communicate your findings if the issue is caused by data freshness rather than performance?
Tips for Answering
Demonstrate depth of technical knowledge
Think aloud — explain your reasoning process before diving into the solution.
Clarify constraints and requirements before answering. Ask clarifying questions.
Discuss trade-offs between approaches. Show you understand real-world engineering.
Mention edge cases, performance considerations, and how you would test your solution.