Freddie MacMediumSQL & Data Manipulation00:00

Welcome to your interview for the Business Analyst role at Freddie Mac.
The question is on your right: Analyzing Complex Data Sets. Take a moment with it first.
Talk your thinking through with me if you like - when you're confident, submit your answer and I'll grade it like a real screen. You have three graded attempts to score 7/10 or better.
Describe a time when you had to analyze complex data sets at Freddie Mac. What was your process?