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Which element in the array occupies the 18th largest position in terms of value?

I would like to hear about a time you had to change your working style.

Are there any key success indicators for someone serving a role like Data Scientist?

Briefly describe your background and what is your most relevant experience within Roblox

Can you demonstrate how to create a normal distribution of 1000 data points with a mean of x and variance of y in R, perform a statistical summary, and plot the density? Follow this by executing the same in Python using the Codility platform.

Can you devise an algorithm that replicates the rolling of an X-sided dice with varying probabilities?

Tell me about a situation in you you were challenged when in public.

Suppose we have a list of markov chain transition probabilities. Based on this, count the number of occurrences (number of “a”, “b”, “c” steps) for a sample n-step run.

Tell me about a time when you helped show the ropes to someone junior to you.

How do you go about determining the prevalence of fake news on Facebook and what impact it is having on the platform's users?