I applied online. The process took 1 day. I interviewed at SIG (New York, NY) in Jan 2021
Interview
online assessment. 16 math problems, including calculus, probability, stats. all multiple choices. time limit is one hour. The last few problems are trickier than the ones before.it involves matrices properties, and definitions of covariance...
2 phone calls then onsite, a data exercise problem before the onsite interview. The onsite interview has 8 rounds. At last, my brain stopped working as I didn't get any sleep the night before.
Interview questions [1]
Question 1
Linear regression: if we exchange x and y then what kind of results can we get?
