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Research Methods: Sampling Techniques

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Questions and Answers

What is the primary goal of selecting a sample in research?

To gather as much data as possible

To ensure the sample is representative of the group as a whole (correct)

To minimize the risk of research biases

To select respondents who are easily accessible

What is the main characteristic of purposive sampling?

Units are selected because they have specific characteristics (correct)

Units are selected randomly

It is used in quantitative research only

It is a probability sampling technique

What type of research is purposive sampling commonly used in?

Qualitative research and mixed methods research (correct)

Survey research

Quantitative research

Experimental research

What is the primary advantage of using purposive sampling?

It allows for the selection of information-rich cases Signup and view all the answers

What is the main limitation of using purposive sampling?

It is at high risk for research biases Signup and view all the answers

What is the primary reason for restricting the respondents to a subset of senior high school students in the study?

To reduce the amount of data that will be gathered Signup and view all the answers

What is the name of the research method that will be used in this study?

Semi-structured interview Signup and view all the answers

What is the purpose of using semi-structured interviews in this study?

To fulfill the goal of knowing the effect of impulsive buying Signup and view all the answers

What is the characteristic of semi-structured interviews?

They have prearranged questions that can be changed Signup and view all the answers

What is the advantage of using semi-structured interviews?

They provide flexibility and adaptability Signup and view all the answers

What is the difference between semi-structured and unstructured interviews?

Semi-structured interviews have prearranged questions, while unstructured interviews do not Signup and view all the answers

What is the purpose of an interview guide in semi-structured interviews?

To keep the interview focused on the desired line of action Signup and view all the answers