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Lesson 06: Data Sampling Methods

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Questions and Answers

What is the purpose of a sampling frame?

To select the respondents for a study

To determine the appropriate sample size

To list the members of the population for generalization (correct)

To denote the individuals in the population

Which term is used to represent the entire group in research?

Sample

Sampling frame

Population (correct)

Sample unit

What does sample unit denote in the context of research?

The appropriate sample size

The list of the members of the population

The representatives of a certain population

The individuals in the population (correct)

According to Babbie (2016), what factor should a researcher consider when selecting respondents for a study?

Representativeness of the sample (A) Signup and view all the answers

What does sample size refer to in research?

Determining the appropriate sample size (B) Signup and view all the answers

What is the main purpose of sampling in research?

To acquire representatives of a certain population (A) Signup and view all the answers

What is the acceptable degree of representativeness of samples according to the text?

0.05 level (B) Signup and view all the answers

Which sampling method relies on pure chance for the selection of respondents?

Simple-random Sampling (B) Signup and view all the answers

What is the purpose of stratified sampling?

To subdivide the sample into sub-groups during data analysis (A) Signup and view all the answers

What is the major advantage of cluster sampling?

Allows for effective study across sub-groups (B) Signup and view all the answers

Why is bias considered one of the leading factors that can cause sampling errors?

It affects the representativeness of samples (C) Signup and view all the answers

What does non-probability sampling use for selecting samples?

Pre-selected samples (D) Signup and view all the answers

In which type of sampling technique are sample members chosen according to a random starting point and a fixed, periodic interval?

Systematic Sampling (D) Signup and view all the answers