What is difference between sas, r and python programming?


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More Data Science Interview Questions

Write the code to sort an array in numpy by the nth column?

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How do data scientists use statistics?

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How will you fix multi-colinearity in a regression model?

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Describe the various steps involved while carrying out an analytical project?

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Can you write the formula to calculate r-square?

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Write a function to check whether a particular word is a palindrome or not.

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You have a bag with 6 marbles. One marble is white. You reach the bag 100 times. After taking out a marble, it is placed back in the bag. What is the probability of drawing a white marble at least once?

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What is an example of a data set with a non-gaussian distribution?

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Explain eigenvalue and eigenvector

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Can you explain cross-validation?

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Which database is best for data science?

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How would add new Facebook members to the database of members, and code their relationships to others in the database?

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