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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is an independent variable?
💡 Hint: It's what the experimenter changes.
Question 2
Easy
Why are control variables important?
💡 Hint: Think about what might affect your results.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the purpose of control variables?
- To introduce new factors
- To keep conditions constant
- To change the independent variable
💡 Hint: Think about what you'll hold constant in your study.
Question 2
True or False: In a within-subject design, each participant experiences only one condition.
- True
- False
💡 Hint: Remember what 'within' means!
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an empirical study to test a new social media app's interface. Outline the IV, DV, potential control variables, and a proposed number of participants. Justify your choices.
💡 Hint: Think about how you measure user engagement statistically.
Question 2
Discuss the implications of having too few participants in your study regarding external validity.
💡 Hint: Consider how results generalize to a wider audience.
Challenge and get performance evaluation