You’re not alone but most of the advice in this thread is very overwhelming and wholly unnecessary. Start with ISLR It’s a very well done book to quickly get

You’re not alone but most of the advice in this thread is very overwhelming and wholly unnecessary. Start with ISLR It’s a very well done book to quickly get anyone up to speed. https://www.statlearning.com/ https://www.statlearning.com/ I then recommend this linear algebra book. https://web.stanford.edu/~boyd/vmls/ https://web.stanford.edu/~boyd/vmls/ The beauty and effectiveness of these two books is that they are applied. Applied learning is the most motivating way to learn IMO. After you go through these two books You will have a very strong background!