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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does DAG stand for?
💡 Hint: Think about the direction and cycles in graphical representations.
Question 2
Easy
What do nodes represent in a DAG?
💡 Hint: Consider what components make up a graph.
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 does a directed edge in a DAG indicate?
- Causation
- Correlation
- Independence
💡 Hint: Think about the directionality that gives it meaning.
Question 2
Is d-separation used to establish conditional independence?
- True
- False
💡 Hint: Remember the connection between d-separation and independence.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a DAG that illustrates the relationship between education level, job opportunities, and income. Discuss the causal pathways.
💡 Hint: Consider how changes in the education level might flow through job opportunities to affect income.
Question 2
Evaluate the impact of controlling for a third variable in a potential confounding scenario using a DAG. What happens to the observed relationships?
💡 Hint: Identify which variable serves to obscure true relationships in the absence of control.
Challenge and get performance evaluation