there is algorithm that rates the posts according to the possibility to be spam. how would you check if the algorithm works?
Data Science Specialist Interview Questions
40,253 data science specialist interview questions shared by candidates
Due to the NDA I had to sign, I will not mention key things. I was asked questions that tested my knowledge about SQL, business sense, and probability/math.
In Mexico, if you take the mean and the median age, which one will be higher and why?
If you draw 2 cards from a shuffled 52 card deck, what is the probability that you'll have a pair?
How many orders of Fries does McDonald's sell in a year?
You have 24 hours, how would you measure what % of FB stories are fake news? How would you refine your process if you have more time?
Product questions heavily focused on FB products. How would you measure success of a new product? SQL assignment was to write a query which computes conversion rates for 2 products given the log of users actions with type of action for each product type.
Suppose the Recommended Friends team has updated the algorithm to analyze if the new algorithm is better than the old algorithm.
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?
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