Basic statistics related questions around hypothesis testing, p-values etc in the first round.
Sr Data Scientist Interview Questions
3,420 sr data scientist interview questions shared by candidates
1. Explain Matrix Factorization for the recommendation system. 2. Case study based question. 2. Explain generative adversarial networks. 3. Loss function of GAN 4. Coding question, solve n stairs problem. every time we can take step 1 ot step 2. print max possibles ways. use either dynamic or recursive approach.
search optimization, functional programming, NLP
I have mentioned them above.
How to evaluate AB test result How to determine how much traffic for AB test If CEO not ask for AB but full roll out, how to compare metrics before and after
Metric power analysis and bootstrapping
Bias Variance tradeoff Random forest Hyper-parameter tuning How to build Random forest pandas based python queries Linear regression assumptions Precision Vs Recall Cloud related Pandas group-by, average, sum queries entropy, info gain Random Search CV Bagging Boosting
how to find outliers, how logistic regression works, and model evaluation criteria.
Explain maximum likelihood estimation in a binomial variable
How do Ensemble models work and give some examples
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