Practice - Test for Independence
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is a Chi-Square Test used for?
💡 Hint: Think about relationships between categories.
What do you call the table used in the Chi-Square Test?
💡 Hint: It’s a type of table showing frequencies.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of the Chi-Square Test for Independence?
💡 Hint: Think about what the test is actually doing.
True or False: The Chi-Square Test requires normally distributed data.
💡 Hint: Recap what makes this test suitable for categorical data.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A researcher finds significant preferences in a testing group of 150 participants between two different brands of chips across gender lines. If brand A was liked by 60% of men and 40% of women, while brand B was the opposite, how would one approach testing for independence?
💡 Hint: Remember to collect all data correctly!
A university surveys graduation subjects across male and female students, finding variances in popular choices. If observed counts show 80 business majors and 20 engineering majors among 100 students, how would you set up a Chi-Square Test?
💡 Hint: Focus on both categories clearly!
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.