3. Descriptive Statistics
STA220 L0201 – October 1, 2013 Today: Random variables Their mean and variance The two most important random variables for us: o Binomial (discrete) o.
Ka-fu Wong © 2003 Chap 2-1 Dr. Ka-fu Wong ECON1003 Analysis of Economic Data.
1 2.4 Describing Distributions Numerically – cont. Describing Symmetric Data.
2.4 Describing Distributions Numerically – cont.
3. Descriptive Statistics Describing data with tables and graphs (quantitative or categorical variables) Numerical descriptions of center, variability,
