Statistics is the practice or science of collecting and analyzing numerical data in large quantities, especially for the purpose of inferring proportions in a whole from those in a representative sample.
There are 10 modules of Statistics:
Basic Statistics
Basic Probability Theory
Basic Estimation Theory
Elements Of Testing Statistical Hypothesis
Principles Of Experimental Design
Applied Statistics
Markov Chains
Limit Theorems For Markov Chains and Applications
Continuous-Time Markov Chains
Renewal Processes