Question
How would you build and test a metric to compare two user’s ranked lists of movie/tv show preferences? (Hint- There are no connections between the viewers at all)
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55 years 1 Answer 1687 views Great Grand Master

Question
You are given a biased coin (both sides heads) and a fair coin. You randomly pick one of then and toss it 5 times. The result comes out to be tails every time. What is the probability that you picked a ...
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55 years 2 Answers 1088 views Great Grand Master

Question
Suppose you’re given millions of users that each have hundreds of transactions and these millions of transactions are for tens of thousands of products. How would you group the users together in meaningful segments?
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55 years 3 Answers 987 views Great Grand Master