Sent a takehome test related to machine learning and variable importance
Project Scientist Interview Questions
61,019 project scientist interview questions shared by candidates
How do you test whether a new credit risk scoring model works? What data would you look at?
given n samples from a uniform distribution [0, d], how to estimate d?
Given that one coupon was used, what is the likelihood that another person will use the coupon - ie. that both of them will use the coupon?
Building a histogram of post reply count in SQL (number of posts with x replies, x+1 replies, etc). Building a table with a summary of feature usage per user every day (keep track of the last action by user and roll that up every day). Basic conditional probabilities (check out brilliant.org for their source of inspiration)
Flip one coin 10 times and obtain one H, what is the p value and null hypothesis?
You randomly draw a coin from 100 coins - 1 unfair coin (head-head), 99 fair coins (head-tail) and roll it 10 times. If the result is 10 heads, whats the probability that the coin is unfair?
Throw a fair die 100 times, what is the probability that you will get more than 75 tails?
I guess not really a question because I was not asked - but several times the same person said she did not think I would be happy there.
What thing about yourself other than experience and grades would make you a better candidate than the other people?
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