Hi Andy,
I am a student at Columbia ( MSOR) . I was interested into quantitative finance but now i would like to switch over to Big Data. Ihave completed core courses (stochastic, regression models, intro to FE). I am taking spring courses Machine Learning (R) , Applied Data Science (Python) , Analysis of Algorithms, Intro to Databases
From this link, you can either pay tuition on the 5th and put the 10th as your starting date in the invoice box (option 2) or you can pay tuition on the 10th and get enrolled right away.
https://www.quantnet.com/threads/c-certificate-enrollment-is-now-open.11317/