Source
the element of statical learning
Data Science for Beginners, by Andrew Park
Data Science for Dummies (2nd Edition), by Lillian Pierson
Introduction to Probability
R for Data Science by Hadley Wickham & Garrett Grolemund
Data Science from Scratch by Joel Grus
Probability: For the Enthusiastic Beginner
Build a Career in Data Science, by Emily Robinson and Jacqueline Nolis
Naked Statistics: Stripping the Dread from Data (January 2014)
Introduction to Machine Learning with Python: A Guide for Data Scientists
Practical Statistics for Data Scientists