This lesson considers the fundamentals of sampling and attributes of populations versus samples, as well as sampling bias. Two methods for creating valid samples – simple random sampling and stratified sampling – are also discussed.
Sample Topics
Literary Digest poll
Ann Landers advice column
College GPA
Email spam filters
Lesson Targets
Define populations versus samples
Discuss sampling bias, including selection bias and nonresponsive bias
Define and create a simple random sample and a stratified sample
Determine when to sample with or without replacement
