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Elaborate on the differences between the tabular and multidimensional model, highlighting the one that Azure analysis services endorse?

What would you like to gain from the position of Data Scientist at Paytm - what are some of your key goals?

Could you demonstrate how to produce a Bernoulli-distributed matrix in Python and normalize each element by column totals?

How does gradient boost work in the field of machine learning?

What are you looking for in your next role at Paytm?

How would you script a binary tree inversion in a language you're comfortable with?

Out of a set of 6 balls with 4 red ones and 2 blue ones, calculate the probability that the two consecutive picks will yield different colored balls.

What would be your ideal team to join in Paytm

Tell me about a time when you disagreed with your boss

Your main responsibility is to generate 1000 normally distributed data points using R and Python, with a specified mean and variance value. Calculate summary statistics of the dataset and clarify their meaning. Create a density plot of the data in R and Python, as well.