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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define the term 'Chi-Square Test'.
💡 Hint: Think about how we compare real data to theoretical models.
Question 2
Easy
What is an observed frequency?
💡 Hint: Consider what you see in your collected data.
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 Chi-Square statistic test for?
- Observed means vs. expected means
- Observed frequencies vs. expected frequencies
- Sample sizes
💡 Hint: Think about what you're comparing in the analysis!
Question 2
True or False: The Goodness of Fit test is only applicable for numerical data.
- True
- False
💡 Hint: Consider the types of data involved.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A researcher collected data on participant preferences for three snack types among male and female groups. Create a contingency table and apply a Chi-Square test to analyze the independence of gender and snack preference.
💡 Hint: Remember to check degrees of freedom when finding critical values!
Question 2
A dice manufacturer claims their dice are unbiased. You roll a die 60 times and get the results: 1(10), 2(8), 3(12), 4(15), 5(7), 6(8). Use the Goodness of Fit test to determine if the die is fair.
💡 Hint: Ensure to assess if the total fits your total rolls!
Challenge and get performance evaluation