Probability Book For Beginner. I am a graduate school freshman.
I did not take a probability lecture.
So I don't have anything about Probability.
Could you suggest Probability book No matter What book level?

Art of Problem Solving's Intermediate Counting and Probability is a book for students with solid basics.  If you would like something easier, Introduction to Counting and Probability(also by AoPS) is perfect for beginners, no matter what age.  AoPS textbooks are written by the nation's best mathmeticians and contains thourough explanations, well written problems, and a complete solution manual.  
