In three interviews I did not get a single technical question.
Data Scientist Interview Questions
40,238 data scientist interview questions shared by candidates
Just a few tech questions relating to machine learning and statistics
What is the difference between Supervised Learning and Unsupervised Learning. Give one example of each.
Look at this email this jerks sent me, what would you do about this? (Guy actually shows me his Outlook In-box and lets me read a very demanding email from another department in the company.)
You have a bucket full of gems of 3 colors (i.e. Red, Green, Blue). Each color is > 1 gem. What is the minimum number of gems you would have to take to always ensure that you have 2 of the same color? What if I had n colors?
Unexpected: Did I use a Q-Q plot?
You have two populations, with information on size of sample, mean and std for their weight. How can you determine that one population weighs more than the other?
How you could contribute to the team with quantitative modelling? Present the answer with details.
Swap 2 integers without using a temp variable.
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