A year-end student project.

1. Christine Chilaka Leslie Aranda Nancy Acosta AP Statistics Period 4 6/6/2011 Hollister Vs. Kmartwhich shall prevail?

2. Does name brand clothing influence a consumer’s choice of t-shirt? X² test for independence Ha: There is an association between name brand and T-shirt preference Ho: There is no association between name brand and T-shirt preference α = .1

3. Conditions are met 20 students of each class were randomly selected √Random √Independent The population of students is at least 800 √Normal The expected count of each cell is greater then 5

4. Stratified random sample n=80 20 freshmen 20 sophomores 20 juniors 20 seniors

5. Which shirt do you prefer? Seniors Juniors Soph Fresh

6. Chi squared Test for Independence p = .4638

7. Conclusion p-value > α Fail to reject Ho

8. Potential errors? Influence by peers Not caring

9. Recommendations?

10. Appendix