Y12 1.03 Types of Samples

Front

What is a sample in research?

Back

A part of a population used to collect data

Front

Which sampling technique involves dividing the population into subgroups?

Back

Stratified sampling

Front

How is a random sample obtained?

Back

By giving every member an equal chance of being selected

Front

What is the main difference between cluster sampling and stratified sampling?

Back

Stratified sampling's subgroups have similar characteristics, unlike cluster sampling

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Systematic sample

Back

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

Front

What is a potential drawback of convenience sampling?

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It often leads to biased results

Front

How can researchers obtain a random sample using technology?

Back

By using a random number table

Front

What is the purpose of dividing a population into clusters for sampling?

Back

To make the sampling process more cost-effective and efficient

Front

Sampling error

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

Front

Which sampling method involves selecting members at regular intervals?

Back

Systematic sampling