1. INTRODUCTION:
a) Time series related to politics: inflation, unemployment, IPC.
b) Sampling: how to study public opinion.
2. SUMMARY OF THE BASIC CONCEPTS OF PROBABILITY AND STATISTICS
3. TIME SERIES.
a) Introduction. Time series and time series graphs.
b) Decompostion of a time series:
i) trend,
ii) seasonal variation,
iii) cyclical variation,
iv) residual variation.
c) Application.
d) Index numbers and the IPC.
4. SAMPLING.
a) Sample and population.
b) Types of sample:
i) Simple random sampling.
ii) Systematic sampling.
iii) Stratified sampling.
iv) Cluster sampling.
v) Multistage sampling.
