What’s the difference between pip and pip3?
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Explain collaborative filtering
What is logistic and linear regression? How do you treat multicollinearity and heteroscedasticity in regression? Name some packages in r and python for building regression models.
Why L1 regularizations causes parameter sparsity whereas L2 regularization does not?
What is the goal of A/B Testing?
Develop an algorithm to sort two lists of sorted integers into a single list.
What are Type 1 and Type 2 errors ?
What are eigenvalue and eigenvector?
How will you decide whether a customer will buy a product today or not given the income of the customer, location where the customer lives, profession and gender? Define a machine learning algorithm for this.
Explain Examples of Data Science?
What are Random Forests?
What is the probability of pulling a different shape or a different colour card from a deck of 52 cards?
What are the roles and responsibilities of a data scientist?