Y12 1.03 Types of Samples

Front

What is a systematic sample?

Back

A sample where members are selected at regular intervals from a starting number.

Front

How is a random sample obtained?

Back

By giving every member an equal chance of being selected.

Front

What is a sampling error?

Back

The difference between the results of a sample and the actual population.

Front

What is a potential drawback of convenience sampling?

Back

It often leads to biased results.

Front

Which sampling technique involves dividing the population into subgroups?

Back

Stratified sampling.

Front

What is convenience sampling?

Back

A sampling method where members are selected based on their availability and ease of access.

Front

What is cluster sampling?

Back

A sampling technique where the population is divided into clusters, and entire clusters are randomly selected.

Front

What is the difference between stratified sampling and cluster sampling?

Back

Stratified sampling divides the population into subgroups and samples from each, while cluster sampling selects entire clusters.

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What is the purpose of using a sample in research?

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To make inferences about a larger population without surveying every member.

Front

What is the significance of sample size in research?

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Larger sample sizes generally lead to more accurate and reliable results.