Sampling Methods and Examples

Front

Simple Random Sampling

Back

Drawing names from a hat.

Front

Stratified Random Sampling

Back

Selecting students from each grade level in a school.

Front

Cluster Sampling

Back

Choosing two classrooms and surveying all students in them.

Front

Systematic Sampling

Back

Selecting every 5th person on a list.

Front

Census

Back

Collecting data from every household in the U.S.

Front

Convenience Sampling

Back

Asking students in the cafeteria to fill out a survey.

Front

Voluntary Response Sampling

Back

Conducting an online poll where users opt to respond.