1. The Basic Practice of Statistics
SEVENTH EDITION
DAVID S. MOORE, Purdue University
WILLIAM I. NOTZ, The Ohio State University,
MICHAEL A. FLIGNER, University of California at Santa Cruz
Chapter-25
Two Categorical Variables:
The Chi-Square Test
Copyright © 2015 by W. H. Freeman and Company

2. Chapter Opener, The Basic Practice of Statistics, © 2015 W. H
Chapter Opener, The Basic Practice of Statistics, © 2015 W. H. Freeman, © Axel Dupeux/Corbis

3. Table 25.1, The Basic Practice of Statistics, © 2015 W. H. Freeman

4. Table 25.2, The Basic Practice of Statistics, © 2015 W. H. Freeman

5. Figure 25.1, The Basic Practice of Statistics, © 2015 W. H. Freeman

6. Table 25.3, The Basic Practice of Statistics, © 2015 W. H. Freeman

7. Figure 25.2, The Basic Practice of Statistics, © 2015 W. H. Freeman

8. Figure 25.2 (continued), The Basic Practice of Statistics, © 2015 W. H. Freeman

9. Figure 25.3, The Basic Practice of Statistics, © 2015 W. H. Freeman

10. Figure 25.4, The Basic Practice of Statistics, © 2015 W. H. Freeman

11. Figure 25.5, The Basic Practice of Statistics, © 2015 W. H. Freeman

12. Unnumbered art Page 590, The Basic Practice of Statistics, © 2015 W. H
Unnumbered art Page 590, The Basic Practice of Statistics, © 2015 W. H. Freeman, A.B./Getty Images

13. Figure 25.6, The Basic Practice of Statistics, © 2015 W. H. Freeman

14. Figure 25.7, The Basic Practice of Statistics, © 2015 W. H. Freeman

15. Unnumbered art Page 597, The Basic Practice of Statistics, © 2015 W. H
Unnumbered art Page 597, The Basic Practice of Statistics, © 2015 W. H. Freeman, © Blend Images/Alamy

16. Unnumbered art Page 601, The Basic Practice of Statistics, © 2015 W. H
Unnumbered art Page 601, The Basic Practice of Statistics, © 2015 W. H. Freeman, Corbis/Superstock

17. Figure 25.8, The Basic Practice of Statistics, © 2015 W. H. Freeman

18. Figure 25.9, The Basic Practice of Statistics, © 2015 W. H. Freeman

19. Unnumbered art Page 605, The Basic Practice of Statistics, © 2015 W. H
Unnumbered art Page 605, The Basic Practice of Statistics, © 2015 W. H. Freeman, Fotosearch/Superstock