Recommended books and resources - freely available
Think Stats Probability and Statistics for Programmers by Allen B. Downey
Think Bayes by Allen B Downey
Introduction to Probability by Grinstead
Statistical inference for data science
An Introduction to Statistical Learning with Applications in R
The Elements of Statistical Learning: Data Mining, Inference, and Prediction
Machine Learning Series by Andrew Ng (YouTube Video series via Coursera)
Neural Networks and Deep Learning
Natural Language Processing with Python
8 Fun Machine Learning Projects for Beginners