1 overview and descriptive statistics
introduction
1.1 populations,samples,and procsses
1.2 pictorial and tabular methods in descriptive statistics
1.3 measures of location
1.4 measures of variability
supplementary exercises
bibliography
2 probability
introduction
2.1 sample spaces and events
2.2 axions,interpretations,and properties of probability
2.3 counting technipues
2.4 conditional probability
2.5 independence
supplementary exercises
bibliography
3 discrete random variables and probability distributions
introduction
3.1 random variables
3.2 probability distrbutions for discrete random variables
3.3 expected vastributions for discrete random