Write a simple algorithm to decide on when to buy and sell stocks to maximize profit
Associate Scientist Ii Interview Questions
702 associate scientist ii interview questions shared by candidates
On the phone screen, I was asked questions typical of the area of applied science I applied. Since the phone screening was easy, I did not prepare a lot for the onsite. However, at the on-site, they asked me way deeper questions than I expected and I failed to answer some of them.
What's your most challenging project?
Tell me about yourself?
Tell me about your research as a graduate student?
What are your greatest strengths/weaknesses?
Tell me about yourself?
Data Science Interview (I only remember 8/9 questions): 1. What is cross-validation, where it is used, how do you do it correctly? 2. What are the differences between supervised and unsupervised algorithms? 3. What are examples of structured vs unstructured data? 4. What is multi-collinearity, why is it bad and how do we deal with it? 5. What is data normalization and what are the reasons behind doing it? 6. How would you handle NaNs and outliers? 7. Describe the life-cycle of a data science project 8. What are various evaluation metrics in machine learning and how would you choose between each one of them? Coding Interview: 1. Print all numbers between 1 and n, omitting multiples of 5 and 7. 2. Variant of the maximum number overlapping intervals problem 3. Write a program to compute the TF-IDF scores of all tokens in a given corpus of documents Behavioral Interview: Typical questions that you can find online, nothing unexpected Data Science Interview Detailed discussion of my past projects Mini Data Science Project I was given some data and asked to explore the dataset and fit a model to predict a certain target on future data points. A simple regression problem. I was given 1,5 hours.
How do you stay informed on various professional topics relating to your career?
Have you ever considered having a pet and why?
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