PRC Research Design & Methodology

Question 1

What is the primary purpose of a literature review in research design?

Accepted Answer

To identify research gaps and provide a theoretical foundation

Answer

To summarize research findings only

Answer

To collect raw data for the study

Answer

To design experiments

Question 2

What is the purpose of random sampling in research?

Accepted Answer

To ensure every participant has an equal chance of being selected

Answer

To choose participants based on specific characteristics

Answer

To select only participants with high qualifications

Answer

To use a convenience sample

Question 3

What is a hypothesis in research design?

Accepted Answer

A testable prediction about variables

Answer

A theory that cannot be tested

Answer

A conclusion based on findings

Answer

A general assumption about the research topic

Question 4

What type of research method involves manipulating one variable to observe its effect on another variable?

Accepted Answer

Experimental research

Answer

Survey research

Answer

Correlational research

Answer

Qualitative research

Question 5

What is the difference between qualitative and quantitative research methods?

Accepted Answer

Qualitative research focuses on depth, while quantitative focuses on numerical analysis

Answer

Qualitative research uses numerical data

Answer

Quantitative research focuses on detailed, personal stories

Answer

Both use the same data collection methods

Question 6

What is the significance of a control group in an experiment?

Accepted Answer

It helps isolate the effect of the independent variable

Answer

It ensures random sampling

Answer

It receives the experimental treatment

Answer

It randomizes the participants

Question 7

What is the purpose of statistical analysis in research?

Accepted Answer

To summarize and make inferences from data

Answer

To make predictions about the future

Answer

To collect raw data

Answer

To interpret qualitative data

Question 8

Why is it important to have a research question in a study?

Accepted Answer

To provide a clear focus for the research

Answer

To make the study easier to conduct

Answer

To avoid data collection

Answer

To collect qualitative data

Question 9

What is a common method of collecting data in qualitative research?

Accepted Answer

Interviews and focus groups

Answer

Surveys with closed-ended questions

Answer

Observing participants in their natural environment

Answer

Using existing data sets