Research Design Knowledge Quiz Form
Research Design Knowledge Quiz Form
Which of the following best describes a randomized controlled trial?
*
A study in which participants are randomly assigned to groups to receive different interventions.
A study where all participants receive the same intervention.
A study that only observes participants without intervention.
A study using only qualitative data.
Which statement about sampling methods is correct?
*
Random sampling reduces selection bias.
Convenience sampling ensures representativeness.
Snowball sampling is only used in laboratory experiments.
Systematic sampling is always inferior to random sampling.
How confident are you in your understanding of experimental research design?
*
1
2
3
4
5
Match each research design with its correct description.
*
Rows
Description
Experimental
Manipulates variables to establish cause and effect
Observes variables without intervention
Studies groups at one point in time
Follows groups over time
Observational
Manipulates variables to establish cause and effect
Observes variables without intervention
Studies groups at one point in time
Follows groups over time
Cross-sectional
Manipulates variables to establish cause and effect
Observes variables without intervention
Studies groups at one point in time
Follows groups over time
Longitudinal
Manipulates variables to establish cause and effect
Observes variables without intervention
Studies groups at one point in time
Follows groups over time
Which of the following is NOT a threat to internal validity?
*
Maturation
History
Randomization
Testing
Rate your agreement: 'A well-designed research study should always include a control group.'
*
1
2
3
4
5
Which variable is manipulated by the researcher in an experiment?
*
Independent variable
Dependent variable
Confounding variable
Control variable
Select all types of data collection methods commonly used in research design.
*
Surveys
Interviews
Observation
Experiments
Which of these is an example of a qualitative research method?
*
Focus groups
Randomized trial
Cross-sectional survey
Longitudinal cohort
Briefly describe an advantage of using a mixed-methods research design.
*
Submit Quiz
Should be Empty: