What is collaborative filtering in data science?
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Explain the difference between an analyst and a data scientist?
You have been given the data on Facebook user's friending or defriending each other. How will you determine whether a given pair of Facebook users are friends or not?
Differentiate between type I and type ii error?
Explain how to merge data frames in R?
What is logistic regression? Or state an example when you have used logistic regression recently?
What is advantage of using apply family of functions in r? How do you use lambda in python?
Why are generators used in Python?
What are the key elements of the statistical graphics?
What is the importance of data cleaning in analysis?
What is cluster sampling in data science?
What is a generating function?
Explain unsupervised learning?
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