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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define randomization in your own words.
💡 Hint: Think about what it means to do something randomly.
Question 2
Easy
Why is selection bias a problem in research?
💡 Hint: Consider how it might influence the outcomes of a study.
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 primary benefit of randomization in research?
- It ensures participant diversity
- It reduces selection bias
- It increases participant satisfaction
💡 Hint: Consider what randomizing really does to group characteristics.
Question 2
True or False: Randomization can completely eliminate all biases in a study.
- True
- False
💡 Hint: Think about whether other factors could still affect the outcomes.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a study that tests the effects of a new training regimen on athletes using randomization.
💡 Hint: Think about what variables you'll need to control.
Question 2
Evaluate how a lack of randomization in a study could lead to invalid conclusions.
💡 Hint: Consider how initial differences can influence outcomes.
Challenge and get performance evaluation