Why do you want to work as a data scientist?


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More Data Science Interview Questions

If we added one rider to the current SF market, how would that affect the existing riders and drivers?

0 Answers   Uber,


How will you impute missing information in a dataset?

0 Answers   Airbnb,


What is t test?

0 Answers  


Explain how to merge data frames in R?

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What is chi square test?

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How do you take millions of users with 100's of transactions each, amongst 10000's of products and group the users together in a meaningful segments?

0 Answers   Apple,


Can you cite some examples where both false positive and false negatives are equally important?

0 Answers  


What is churn? How would it help predict and control churn for a customer?

0 Answers  


Differentiate between supervised and unsupervised learning?

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while working on a data set, how can you select important variables? Explain

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What is logistic and linear regression? How do you treat multicollinearity and heteroscedasticity in regression?

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Explain the structure of artificial neural networks?

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