Experimental Design

Psychology ⇒ Research Methods in Psychology

Experimental Design starts at 10 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Experimental Design. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 10

A researcher is testing the effect of sleep on memory. She gives one group 8 hours of sleep and another group 4 hours. What is the independent variable?

A researcher wants to know if exercise improves mood. She measures participants' mood before and after a week of daily exercise. What is the dependent variable?

Describe the difference between a control group and an experimental group.

Describe the main advantage of using a double-blind experiment.

Describe the repeated measures design in experiments.

Describe what is meant by the term 'operational definition' in experimental design.

Explain the difference between an independent variable and a dependent variable in an experiment.

Explain what is meant by 'extraneous variables' in an experiment.

Explain why random assignment is important in experimental design.

Explain why replication is important in experimental research.