Performance of two ads. How to measure and compare the performance of two ads, possible reasons for the difference, and how to design new ads to support such reasons.
Quantitative Interview Questions
10,234 quantitative interview questions shared by candidates
Given a vector of edges(eg: A-B, A-C, C-D), write a function determine if this is a tree, if so return the root
Questions such as when faced a certain type of dataset, which model will you choose?
Algorithm: given an array of numbers: 1,5,3,2,4,2,3,1,2,3,2,4. Return another array with duplicate numbers in consecutive positions and in order of their first appearance, in the example the result should be: 1,1,5,3,3,3,2,2,2,2,4,4
given an array, find out three numbers such that their product is maximum.
what does it take to make a tootsie roll
Explain confidence intervals to people with no statistics background.
Brainteaser-level probabilities, then a case question about a google product.
Difference between logistic regression and penalized logistic regression.
He first asked me how to come up with a reasonable metric to compare two methods (of doing something). He gave some hints for coming up with a reasonable metric. Then he asked me how to use this metric to determine which of the two methods is better, especially how to use a nonparametric way to do it.
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