What is missing value imputation? How do you handle missing values in python or r?
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How many sorting algorithms are available?
Name some kinds of graphs and explain how you would build them in python or r.
Explain about string parsing in R language
Explain p-value?
What is the purpose of a/b testing?
How make you 3d plots/visualizations using numpy/scipy?
What is churn?
Can you explain recommender system?
You have two sorted array of integers, write a program to find a number from each array such that the sum of the two numbers is closest to an integer i.
Which objects are iterated in python?
What do you understand by linear regression and logistic regression?
You are at a Casino. You have two dices to play with. You win $10 every time you roll a 5. If you play till you win and then stop, what is the expected pay-out?