Case Interview Secrets: A Former McKinsey Interviewer Reveals How to Get Multiple Job Offers in Consulting

Ask clients thought-provoking questions they hadn’t considered previously.
Analyze data to discover new insights that clients haven’t seen before.

An issue is relevant to analyze if the answer you receive from the analysis would alter or reverse your potential conclusion.

He’s nervous because he cares too much about the outcome at an emotional level.

People tend to get extremely nervous when they feel they must do well.

This structure synthesizes what you know, indicates what else you need to know, and lays out your plan to address those remaining issues.

Never, ever propose a solution to a case until you’ve isolated and defined the problem.

Quantitative analysis is very useful in answering questions regarding what is causing a particular symptom in a business and by how much.

The point (and it’s a key point) here is that the balanced candidate verifies qualitative intuition with numerical data.

quantitatively verify what she has heard qualitatively

The key is to listen to the answers you get to the first few of those 15 questions, think about what is happening (formulate a hypothesis), and then decide if continuing with a certain framework would be useful.