Data Science Interview Questions

  • How would you approach the Netflix Prize?
  • How would you generate related searches on Bing?
  • How would you suggest followers on Twitter?
  • Difference between a convex and non-convex solution
  • How do you adjust the cost parameter for the SVM regularizer
  • How to assess the quality of clustering, especially to know when you have the right number of clusters
  • How do you pick the features to use
  • Statistics questions such as what is an F-test
  • implement logistic regression training for binary classification