How can we deal with extreme values in data?
Sr Data Scientist Interview Questions
3,495 sr data scientist interview questions shared by candidates
Do you want to do unpaid consulting on a mission critical project we have on the promise that we definitely won't use your ideas and we might hire you?
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4. Explain how would you include clicks in a ranking model.
Write equations for building a classifier using Logistic Regression
A fair bit of statistics in the context of A/B testing... variance, bootstrap, adjusting for covariates, heterogeneous treatment effects. SQL was not too difficult. Take home was product analytics and experimentation. You are expected to come up with novel metrics. Be prepared to answer questions about ambiguous results, interactions, etc.
Code up a imbalanced classification problem.
You should not assume that a blank means "no" in this case.
Given a long-formatted dataset, write a query to return the top 10 items most commonly sold together
How do you manage expectations with stakeholders of the data team?
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