Study Design Multiple Choice Questions

Which study design involves the researcher observing natural events without any intervention?

• Cross-sectional study

• Cohort study

• Case-control study

• Observational study

Which type of study is described as providing a snapshot of a population at a single point in time?

• Cohort study

• Case-control study

• Cross-sectional study

• Analytical study

Which study design is best for studying rare diseases or conditions?

• Cross-sectional study

• Cohort study

• Case-control study

• RCT

What is a key characteristic of Randomized Controlled Trials (RCTs)?

• Participants are selected based on their disease status

• Data is gathered at a single point in time

• Researchers intervene by applying treatments

• Participants do not receive any follow-up

In which type of study are participants selected based on their disease status and their past exposures are assessed?

• Cohort study

• Case-control study

• Randomized Controlled Trial (RCT)

• Cross-sectional study

In which study design are participants unaware of their treatment group assignment, often known as blinding?

• Cross-sectional study

• Cohort study

• Case-control study

• RCT

Which study follows a group of individuals over time to observe the development of disease and exposure?

• Case-control study

• Cross-sectional study

• Cohort study

• Descriptive study

Which study gathers data about exposure and outcome simultaneously from a defined population without follow-up?

• Cross-sectional study

• Cohort study

• Case-control study

• RCT

What type of study design involves detailed reports of symptoms, diagnosis, treatment, and follow-up of individual patients?

• Descriptive study

• Analytical study

• Case report

• Cross-sectional study

What type of study design aims to establish a relationship between variables?

• Descriptive study

• Analytical study

• Case report

• Cross-sectional study