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Anonymous A

on Oct 12, 2019

Global

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Is there an easy way yo think about hypothesis:issue tree:proving&disproving ...

I've read the Mckinsey mind book which talks about forming a hypothesis and using the issue tree to approve and disprove a hypothesis and the article here talks a lot on it.

However, it gets a bit complex to digest sometimes. Can you simply put the concept of an issue tree into perspective? Thanks

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Question on the Case Interview Basics Article

Approaching a Case

Case interviews can be overwhelming, but they are one of the most important parts in the hiring process. These interviews allow companies to assess your problem-solving skills, your ability to structure complex problems, and how well you communicate your solutions.A case interview isn't just about finding the "right" answer – it's about how you think. The best way to approach any case is to stay organized, break the problem into manageable parts, and explain your thinking clearly. In this guide, we'll walk you through the key steps to excel in a case interview, avoiding common mistakes, and standing out against the competition. Why Case Studies Matter in InterviewsCase studies are used in interviews because they simulate real business challenges, testing your ability to solve difficult problems under pressure. More than your technical skills, interviewers are looking for:Problem-solving abilities: Can you break down a complicated issue into smaller, more manageable parts?Prioritization and management: Can you identify the most important elements of a case and address them first?Communication: Are you able to clearly and logically explain your thinking process?Your performance in a case interview shows how you think on your feet and whether you'd be able to handle the challenges that arise in the job. A structured approach to the problem is key, and this is where your preparation can really pay off.

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Issue Tree

The Issue Tree is a valuable tool for analyzing the causes of issues during a case interview. When faced with a complex issue, the Issue Tree helps you break it down into its components. By focusing on the most urgent aspects and employing a hypothesis-driven approach, you can progress more quickly—a skill highly valued in consulting. 🚀🔎 In this article, you'll learn how to effectively use the Issue Tree, understand the differences between problem-based and solution-based trees, and how to leverage this technique to excel in your case interviews. Problem-Based Tree vs. Solution-Based TreeIn case interviews, two main types of Issue Trees are utilized:Problem-Based Tree: This helps you identify and understand the root causes of the issue and why it occurred in the first place.Solution-Based Tree: This is used to develop recommendations and clarify how the issue can be resolved.Ensure that the issues are MECE (mutually exclusive, collectively exhaustive). Otherwise, it will be challenging to address each area effectively. Use a hypothesis-driven approach to tackle the most significant issues first (see Pareto Principle).In consulting, the preferred approach is "answer-first" or "results-first." This involves starting with the main solution or conclusion and then working out the rationale. This is closely related to the Pyramid Principle.💡 Prep Tip: Practice these and other essential frameworks with our drills!

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