**Chapter 1 Lecture**

Spring 2017

Ye Zhang

STP 226

Instructor: Ye Zhang
Sections 1.1, 1.2, and 1.3
Key points:
Course Syllabus
Population and sample
Descriptive statistics and inferential statistics
Observational study and experimental study
Simple random sample and the random numbers table
Other sampling techniques including systematic sampling, random cluster sampling, and stratified random sampling