Which of the following are valid ways to use ChatGPT to improve productivity in a data science workflow?
Sr Data Scientist Interview Questions
3,383 sr data scientist interview questions shared by candidates
Questions based on your resume.
How would you build the apple tv+ system
They will ask basic question in Python. Some Dataframe handling or Manipulations. (Python)
Mostly about your previous work.
Describe a previous project you worked on.
Tell me about yourself.
Explain your project .
1. Live coding: a. Create a list of 10 consecutive integers between 0 and 10 - Python b. based on the above list, print out odd numbers - Python c. Given a list of stores and products, derive a store-product summary table containing fraction of products for each store. (SQL) 2. Diff between supervised, unsupervised, reinforcement learning 3. What does p, d, q mean in Arima time series model? 4. If you have weekly sales and want to predict future sales, which time series models are you going to use? 5. how to deal with overfit 6. how to deal with outliers, any model to detect it 7. what is PCA 8. what is R squared, diff between r squared and adjusted r squared 9. what can you do to overcome multicollinearity 10. what is regularization, difference between Lasso and Ridge 11. How to deal with unbalanced binary classification 12. what you should do if a time series model is stationary
Describe your experience, a project where you had impact
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