Here I list a set of Machine Learning questions for interview who wants to get a data scientist job or similar position. Answers can be inquired by contact.

Question List (expanding)

  • Introduce one of your favorite machine learning algorithms in detail.
  • How would you evaluate the performance of your classifier? Name two ways at least.
  • How would you understand overfitting and what you can do about it?
  • Tell me how to use cross validation for model selection.
  • What’s the difference of ROC and PRC?
  • What is cross entropy and how to derive it?