Sampling Methods and Types of Bias

Front

What is a population in research?

Back

A population is a large group that includes everything being studied.

Front

Why is random selection important in sampling?

Back

Random selection is important to reduce bias in the sample.

Front

What is Systematic Random Sampling?

Back

Systematic Random Sampling is a method where every nth individual is selected from a list or queue.

Front

What is Cluster Random Sampling?

Back

Cluster Random Sampling involves dividing the population into clusters, randomly selecting some clusters, and surveying all individuals within those clusters.

Front

What is Convenience Sampling?

Back

Convenience Sampling is a biased sampling method where individuals are selected based on their easy availability.

Front

What is Response Bias?

Back

Response Bias occurs when participants provide inaccurate responses due to various factors, such as misunderstanding the question.

Front

What is a Simple Random Sample?

Back

A Simple Random Sample is a sampling method where every individual has an equal chance of being selected.

Front

What is a Stratified Sampling Method?

Back

Stratified Sampling involves dividing the population into subgroups (strata) and randomly sampling from each stratum.

Front

What is Nonresponse Bias?

Back

Nonresponse Bias occurs when individuals selected for the sample do not respond, potentially skewing the results.

Front

What is Voluntary Response Sampling?

Back

Voluntary Response Sampling is a method where individuals choose to participate, often leading to biased results.