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Junior Data Scientist Interview Questions
1,151 junior data scientist interview questions shared by candidates
* How would you clean a dataset? * With what would you impute missing values in a numerical column
3 interview stages. First - competency based with some technical questions. Second - take home assignment of machine learning style problem. Presentation of solution, followed by technical questions. Third - interview with team lead, included technical and competency based questions.
2 strengths and 2 weaknesses about yourself?
Working experience with tasks performed in the previous job
Classification of emails using Machine Learning (asked to not use deep learning frameworks).
How would you assess the quality of a predictive model you’ve built? What metrics would you use?
1) Wolverine sells a piece of armor to Spiderman at 10% profit. Spiderman sells it to Thor at 15% profit. Thor sells it to Ironman at 25% profit. Ironman sells it to Daredevil at 35% profit. If Daredevil is willing to sell it at 35 with 0% profit, what was the original price? 2) The cost of tiles made from materials P, Q, and R is 20$, 40$ and 50$, per tile, respectively. We make 1 tile in which these three materials P, Q, and R are mixed in the ratio of 2:3:5. What should the selling price for this tile be for a net profit of 20%?
Explain what I have accomplished. Their main area of interest was on NLP and time series analysis using DL
Was ist der Unterschied zwischen Klassifizierung und Clustering?
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