American Express Global Business Travel Business Analyst interview experience

The questions were basic machine-learning concepts, and they were mainly about understanding where specific techniques fit.

I was asked about regression and supervised versus unsupervised learning, with the focus on knowing which method to use in what situation. We also talked about the advantages and disadvantages of those basic approaches. The overall difficulty felt easy, and the atmosphere didn’t come across as combative, but I didn’t end up receiving an offer.