Non-Probability Sampling Methods: Convenience, Purposive, Quota Sampling

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What is the purpose of sampling according to the text?

To avoid random selection in research

To ensure every individual in the population is surveyed

To save time and money in research (correct)

To guarantee 100% accuracy in research results

Which factor does not influence sample representativeness according to the text?

Sample size

Participation (response)

Population size (correct)

Sampling procedure

In which situation would you consider taking the entire population as a sample?

When your population is very small (correct)

When you have limited resources

When you expect a high response rate

When your population is very large

What are the four criteria that a sample must meet according to the text?

Representative, appropriately sized, unbiased, random Signup and view all the answers

Which sampling method involves selections occurring by chance?

Multi-stage random sampling Signup and view all the answers

Give one reason why using a portion of a population is practical according to the text.

It ensures representativeness of the sample Signup and view all the answers

What is another name for Convenience Sampling?

Haphazard Sampling Signup and view all the answers

Why is Convenience Sampling not suitable for making generalizations about a total population?

It may not be representative enough. Signup and view all the answers

When is Purposive Sampling often used?

When there is a limited number of experts in the area being researched. Signup and view all the answers

What does Quota Sampling involve?

Taking a tailored sample in proportion to a population trait. Signup and view all the answers

Which sampling method involves choosing individuals based on the researcher's judgment of their suitability for the study?

Purposive Sampling Signup and view all the answers

Why is Convenience Sampling limited in its ability to represent views of a total population?

It relies on specific conditions or available subjects. Signup and view all the answers

What type of sampling method is being used when the Phil. government randomly selects five high schools in the Philippines and surveys each teacher in those schools?

Cluster Random Sampling Signup and view all the answers

Which sampling method involves selecting 10 stores at SM City, then randomly selecting 10 employees from each of those stores?

Multi-staged Random Sampling Signup and view all the answers

When Rina surveyed students about the quality of food in the canteen upon having her recess, what type of sampling method did she use?

Convenience Sampling Signup and view all the answers

In which scenario does a student of engineering try to determine the average salary of engineers in Calamba City?

Purposive Sampling Signup and view all the answers

If every fiftieth family in the Unionville telephone book is surveyed by phone, what type of sampling method is being used?

Systematic Random Sampling Signup and view all the answers

Which sampling method involves changing quotas to ensure representation, even at the expense of a truly representative sample?

Quota Sampling Signup and view all the answers