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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the main purpose of Randomized Controlled Trials?
💡 Hint: Think about how randomization helps in experimental studies.
Question 2
Easy
What is the difference between RCTs and observational studies?
💡 Hint: Consider the methods used in each type of 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 technique is considered the gold standard for causal inference?
- Observational Studies
- Randomized Controlled Trials
- Propensity Score Matching
💡 Hint: Remember which study type allows for better control over variables.
Question 2
True or False: Observational studies can provide unbiased estimates of causal effects.
- True
- False
💡 Hint: Consider the challenges faced when randomization is not applied.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an RCT to test the efficacy of a new cognitive therapy technique for depression. Outline key steps, including participant selection and how to ensure randomization.
💡 Hint: Think through how to minimize bias and control variables in your design.
Question 2
Given a dataset on smoking rates and lung cancer incidences, discuss how you would identify and reduce confounding variables to improve causal inference.
💡 Hint: Identify all potential confounding factors that could skew the relationship being studied.
Challenge and get performance evaluation