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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define the Null Hypothesis.
💡 Hint: Think about what you believe before testing.
Question 2
Easy
What is a p-value?
💡 Hint: It's a way to measure evidence against H₀.
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 the null hypothesis represent?
- A statement of no effect
- A statement of effect
- A measurement of variability
💡 Hint: Think about what it means to start with a claim.
Question 2
True or False: A p-value greater than 0.05 leads to the rejection of the null hypothesis.
- True
- False
💡 Hint: Remember the common p-value threshold.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You conducted a study comparing to two different diets on weight loss. The t-test returns a p-value of 0.06. Explain the implications of this result.
💡 Hint: Think about what it means when p-values hover just above the threshold.
Question 2
Construct a hypothetical scenario where using a one-tailed t-test would be preferable over a two-tailed t-test and explain why.
💡 Hint: Consider if you are testing for an increase or decrease specifically.
Challenge and get performance evaluation