Research Methods and Study Designs Quiz

Test your knowledge on RCTs, cross-sectional studies, qualitative methods, and more in this Epidemiology Quiz.

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What is the purpose of a pilot study?

To test the feasibility of the main study

To recruit participants for the main study

To analyze the results of the main study

To report the findings of the main study

What is the purpose of a control group in an experimental study?

To receive the experimental intervention

To provide a comparison for the experimental group

To analyze qualitative data

To determine the sample size

Which of the following statements best describes the purpose of an exploratory study?

To test hypotheses and establish causality

To identify new research questions and areas of inquiry

To generalize findings to a larger population

To assess the effectiveness of an intervention

What is the primary purpose of sampling in research?

To ensure representativeness of the sample

To increase the generalizability of findings

To decrease the variability of the data

To eliminate bias in the study

What is the primary purpose of a pilot study in research?

To test the hypothesis of the main study

To recruit a large sample size

To assess the feasibility of the main study

To analyze the results of the main study

Which of the following is a characteristic of a randomized controlled trial (RCT)?

Participants are not randomly assigned to groups

It is an observational study design

It allows for causal inference

It does not involve blinding

Which of the following is a limitation of a cross-sectional study design?

It cannot establish causality

It requires long-term follow-up

It is expensive to conduct

It involves randomization

In which type of study design are participants 'followed up' over a period of time to assess outcomes?

Cross-sectional study

Case-control study

Longitudinal study

Experimental study

What is the primary advantage of using a qualitative research method?

It allows for statistical analysis

It provides rich, in-depth data

It is easy to generalize findings

It requires a large sample size

#10

Which of the following is an example of a convenience sampling technique?

Random digit dialing

Snowball sampling

Systematic sampling

Volunteer sampling

#11

What is the purpose of blinding in a clinical trial?

To ensure that participants are aware of their treatment group

To prevent bias in the assessment of outcomes

To exclude certain participants from the study

To increase the cost of the study

#12

What is the primary limitation of a convenience sampling method?

It is time-consuming

It is difficult to generalize findings

It requires specialized equipment

It is expensive

#13

What is the purpose of triangulation in research?

To increase the sample size

To reduce bias

To enhance the credibility of findings

To select the appropriate statistical test