Suppose the Recommended Friends team has updated the algorithm to analyze if the new algorithm is better than the old algorithm.
Scientist Interview Questions
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If the number of Facebook friend requests dropped by 10%, how would you investigate the problem as a data scientist?
How will you analyze if launching stories is a good idea? What data would you look at?
You're at a casino with two dice, if you roll a 5 you win, and get paid $10. What is your expected payout? If you play until you win (however long that takes) then stop, what is your expected payout?
the last interview (final) was weird. It felt as if they were delibralatty asking irrelevant questions. 1. Assumption of k-means clustering 2. what is logit function, write down the equation. 3) Formula for anova - i mentions test statisic was SSB/SSW - but he wanted theoritical answers. This particular person is a VP in Mumbai, calls himself data scientist but feels like a college professor.
2 hackerrank questions and 1 data exercise.
if the police says on everage each day a home have a robery in the city, then how many robery per year to have a 90 percent confidence interval
Why did you apply for this job with us?
A case study related to company's product. Some statistics knowledge embedded.
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