How will you drop variables using indices in a data frame?
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Explain how to merge the files into a single dataframe?
What do you understand by the selection bias? What are its various types?
What skills are required for data analytics roles?
What is collaborative filtering in data science?
Define linear regression?
What is the law of large numbers?
Which package is used to do data import in r and python? How do you do data import in sas?
What is jupyter ?
Which objects are iterated in python?
Can you explain data preparation?
Can you explain the difference between a validation set and a test set?
What is logistic and linear regression? Name some packages in r and python for building regression models.
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