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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of a control group?
💡 Hint: Think about what we need to measure the effects against.
Question 2
Easy
Define randomization in the context of experiments.
💡 Hint: It helps to avoid bias.
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 main purpose of a control group in a study?
- To receive the treatment
- To provide a baseline
- To increase sample size
💡 Hint: Think about comparison in experiments.
Question 2
Is randomization important for minimizing bias in experiments?
- True
- False
💡 Hint: Consider how group selection might influence outcomes.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a study to test the effects of a new running program. Include all pertinent details such as participants, groups, randomization, control group, blinding techniques, and how you would analyze the data.
💡 Hint: Think comprehensively about each design aspect.
Question 2
Critique the following scenario: A study on a new workout program has no control group, and all participants know they are receiving the new treatment. Discuss potential biases and how they could influence the results.
💡 Hint: Consider the implications of knowledge on behavior and outcomes.
Challenge and get performance evaluation