You will need a calculator for this exam
I. Descriptive Statistics
A. graphs
1. frequency distribution
2. relative frequency distribution
3. cumulative frequency distribution
B. measures of central tendency
1. mean
2. median
3. mode
4. weighted mean
5. group mean
6. geometric mean
C. measures of dispersion
1. variance
2. standard deviation
3. coefficient of variation
4. range
5. quartiles, quintiles, percentiles
6. income inequality measures
a. Lorenz Curve
b. Gini coefficient
D. Distributions and statistics
1. Chebyshev's theorem
2. The Empirical Rule
a. normal distribution
3. Skewness
II. Samples and Populations
A. Sample statistics
1. sample mean
2. sample variance
3. sample satndard deviation
B. Sampling methods
1. random
2. systematic
3. stratified
4. cluster
C. Sample bias
D. Issues for reading statistical reports
III. Uncertainty and Probability
A. Methods of assigning probabilities
B. Expected value
C. Working with probability
1. complement
2. conditional probability
3. addition rule (union)
4. multiplication rule (intersection)
5. Bayes' theorum
Department of Economics (information from the Registrar's office)