3 Interviews, first was a statistics exercise about a grocery store (adding coupons, choosing stores, expected value stuff), second was about optimizing a subway station, third was about A/B testing and more expected value exercises.

Three rounds, two case studies and one behavioral and resume review. One case study was an expected value problem about ticket pricing. Another case was regarding gathering analytics. The interviewer walks you through these problems step by step

First there was a phone screen with HR, then a behvaorial / basic prob. questions with a team member, then a case interview with a member of the business analyst team, then an onsite with a behavioral followed by another case.