Sampling Methods

Front

What is a simple random sample?

Back

A sampling method where each member of the population has an equal chance of being selected.

Front

What is convenience sampling?

Back

A sampling method where the sample is taken from a group that is easily accessible.

Front

What is cluster sampling?

Back

A sampling method where the population is divided into groups (clusters), and entire clusters are randomly selected.

Front

What is systematic sampling?

Back

A sampling method where members of the population are selected at regular intervals.

Front

What is stratified sampling?

Back

A sampling method where the population is divided into subgroups (strata) and random samples are taken from each stratum.

Front

What is bias in sampling?

Back

Bias occurs when certain members of the population are systematically favored over others in the selection process.

Front

Example of a simple random sample?

Back

Assigning numbers to all students and using a random number generator to select a few.

Front

Example of convenience sampling?

Back

Surveying the first 50 people who enter a store.

Front

What is the main disadvantage of convenience sampling?

Back

It may not accurately represent the entire population, leading to biased results.

Front

What is the purpose of stratified sampling?

Back

To ensure that specific subgroups are adequately represented in the sample.