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Principal Data Scientist Interview Questions
163 principal data scientist interview questions shared by candidates
Questions about past projects Why did you pick this machine learning model for this problem? Experience with A/B testing
past projects, some time series based question, how does optuna work, etc
1st Interview: A day after submitting the application I was contacted for a brief HR phone call to discuss the position and to schedule a Zoom Interview with the hiring manager and other team members. In this interview, the candidate would get a chance to meet the core team and hiring manager and vice-versa. In addition, I was asked about my understanding and take-on how to leverage state-of-the-art climate model outputs to quantify the natural catastrophes in the context of Climate Change. Other questions being, how to choose a climate model out of many available modeling groups across the globe. 2nd Interview: After 1st interview, I was contacted to schedule a 2nd Zoom interview in which I was supposed to give a presentation on 'how to use future projection data under different climate change scenarios to quantify natural catastrophes '. Followed by discussion and questions on the presentation.
Why do I want to come to Udemy?
Basic data structures, XAI, etc.
Given a Twitter dataset, how would you clean and design a sentiment analyzer on it.
Statistics
1. Best practices of coding? 2. Risk of using AI like chatgpt?
Their main work is data enrichment from transaction data. So their favorite question is - "How will extract blah blah entity name out of this given single line of data".
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