EC 285 - Ch. 01 - Sampling and Data
EC 285 - Chapter 1 - Sampling and Data
Textbook: Introductory Business Statistics 2e (OpenStax), Chapter 1 · Slides: Chapter 1 slides
Covered in class: Thu Sep 10
Goals (from the slides)
- Population vs. sample, parameter vs. statistic (N vs. n)
- Simple random and systematic sampling
- Descriptive vs. inferential statistics
- Classifying variables: categorical / numerical, discrete / continuous
- Graphs: bar chart, pie chart, frequency distribution, class intervals and boundaries, histogram