Difference between supervised and unsupervised machine learning ?
Data Scientists Interview Questions
54,242 data scientists interview questions shared by candidates
If you could only pick one metric to measure a game's success, what would it be?
there is algorithm that rates the posts according to the possibility to be spam. how would you check if the algorithm works?
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?
Write a piece of code that finds anagrams.
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.
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