Lesson: Stratified Random Sampling Mathematics

In this lesson, we will learn how to take a stratified, or layered, random sample.

Lesson Plan

Students will be able to

understand what stratified, or layered, random sampling is and how it is performed,
determine if stratified random sampling has been used as a sampling method in a real-life context,
how to take a stratified random sample.

Lesson Presentation

Lesson Video

Lesson Explainer

Lesson Worksheet

Q1:

Which of the following is not true about stratified sampling?

Q2:

Can a biased sample chosen from a given population be a stratified random sample?

Q3:

In a certain survey about the colleges that some high-school students wish to join, a sample of 2,000 students was randomly selected out of a population of 40,000. Is that considered to be stratified sampling?