Today’s guest is Jeff, a friend and an Interview Query coach with whom I previously had a mock interview last year. We’ll go through another machine learning interview question. How do we evaluate whether using a decision tree algorithm is the correct model for loan prediction?

Here’s the interview question we’re tackling: https://www.interviewquery.com/questions/decision-tree-evaluation

Want to be featured in the next mock interview video? Apply here: https://airtable.com/shrdQrwKK7xxGLm6l

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❓ Check out our ML interview course: https://www.interviewquery.com/courses/data-science-course/lessons/ml-system-design
🔑 Get professional coaching from Jeff here: https://www.interviewquery.com/coaching?utm_source=youtube&utm_medium=social
🐦 Follow us on Twitter: https://twitter.com/interview_query

Video Breakdown:
00:00 – Introduction
00:06 – Question
00:47 – Clarifying questions
01:00 – Business Context of the question
04:38 – Current model and the Quality of Performance
07:47 – Possible Solutions: Decision Tree vs Random Forest
14:30 – Evaluate the performance of the Decision Tree Model

If you like Jeff’s thought process and his answers. You can also check our previous video here:

LinkedIn Data Scientist Mock Interview + Feedback with Ex-DoorDash & Spotify Data Scientist!

Data Science Job Metrics with Ex-DoorDash, Spotify Data Scientist: https://youtu.be/EKs4dvnftPA

Related Links:
You can check out Jeff’s website here: http://www.jefflichronicles.com
I highly recommend reading Jeff’s mastering 12 skills in 12 months: https://medium.com/@dj.jeffmli/the-learning-quest-mastering-12-skills-in-12-months-125218780fde
Follow Jeff on Twitter: https://twitter.com/jeffmli

Follow Jay:
Read my personal blog: https://datastream.substack.com/
Follow me on Linkedin: https://www.linkedin.com/in/jay-feng-ab66b049/
Find me on Twitter: https://twitter.com/datasciencejay

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