How would you calculate correlation between a binary variable and a continuous variable?
Sr Data Scientist Interview Questions
3,495 sr data scientist interview questions shared by candidates
Describe a time when you get above and beyond for a customer
Describe the iterative steps k-means takes to find clusters, how would feature importances change if you retrained the model with a duplicate column, walk through the steps of loading data from S3, cleaning it, then training an ARIMA model and generating forecasts
Typical questions regarding resume and experience.
The team wants to invest $1 million in a direct mail program. They've never done direct mail before. What do you recommend for the short term and the long term?
Implement Kmeans clustering and go through different applications and uses
General machine learning algorithms(knn, svm)
Writing a query in SQL
Describe how transformers work and how they are trained
Basic ML/AI, Gen AI, RAG, LoRA etc and all the STAR scenario questions. Tell me a time when you ......
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