I have added one more course which has been recommended by all the internet sources to be the best course to study ml for a beginner like me. So one more course in my list. 15 days is super ambitious target but it is possible.
5: Intro to Machine Learning
This is a referral code of my Udacity.
http://refer.udacity.com/niha1uvx-1vy
RE: Machine learning & AI for beginners