1. Copyright © 2014, 2011 Pearson Education, Inc. 1 Active Learning Lecture Slides For use with Classroom Response Systems Chapter 5 Association between Categorical Variables

2. Copyright © 2014, 2011 Pearson Education, Inc. 2 A table in which the rows identify the categories of one variable and the columns identify the categories of the other variable is called a… A. marginal distribution table. B. conditional distribution table. C. contingency table. D. all of the above.

3. Copyright © 2014, 2011 Pearson Education, Inc. 3 A table in which the rows identify the categories of one variable and the columns identify the categories of the other variable is called a… A. marginal distribution table. B. conditional distribution table. C. contingency table. D. all of the above.

4. Copyright © 2014, 2011 Pearson Education, Inc. 4 The frequency distributions of the variables in the contingency table are also called… A. marginal distributions. B. conditional distributions. C. contingency distributions. D. none of the above.

5. Copyright © 2014, 2011 Pearson Education, Inc. 5 The frequency distributions of the variables in the contingency table are also called… A. marginal distributions. B. conditional distributions. C. contingency distributions. D. none of the above.

6. Copyright © 2014, 2011 Pearson Education, Inc. 6 Categorical data whose column percentages vary from column to column in the contingency table are… A. dependent. B. independent. C. associated. D. mutually exclusive.

7. Copyright © 2014, 2011 Pearson Education, Inc. 7 Categorical data whose column percentages vary from column to column in the contingency table are… A. dependent. B. independent. C. associated. D. mutually exclusive.

8. Copyright © 2014, 2011 Pearson Education, Inc. 8 A bar chart that divides the bars proportionally into segments corresponding to the percentage in each group is called a… A. mosaic plot. B. stacked bar chart. C. histogram. D. boxplot.

9. Copyright © 2014, 2011 Pearson Education, Inc. 9 A bar chart that divides the bars proportionally into segments corresponding to the percentage in each group is called a… A. mosaic plot. B. stacked bar chart. C. histogram. D. boxplot.

10. Copyright © 2014, 2011 Pearson Education, Inc. 10 A chart that displays rectangular regions that represent the counts in each cell of a contingency table is called a… A. box plot. B. segmented bar chart. C. histogram. D. mosaic plot.

11. Copyright © 2014, 2011 Pearson Education, Inc. 11 A chart that displays rectangular regions that represent the counts in each cell of a contingency table is called a… A. box plot. B. segmented bar chart. C. histogram. D. mosaic plot.

12. Copyright © 2014, 2011 Pearson Education, Inc. 12 A concealed variable that affects the apparent relationship between two other variables is called a ______ variable. A. lurking B. causal C. response D. predictor

13. Copyright © 2014, 2011 Pearson Education, Inc. 13 A concealed variable that affects the apparent relationship between two other variables is called a ______ variable. A. lurking B. causal C. response D. predictor

14. Copyright © 2014, 2011 Pearson Education, Inc. 14 An abrupt change in the association between two variables that occurs when data are separated into groups defined by a third variable is called… A. Berkley’s paradox. B. the Lurking Variable paradox. C. Homer’s paradox. D. Simpson’s paradox.

15. Copyright © 2014, 2011 Pearson Education, Inc. 15 An abrupt change in the association between two variables that occurs when data are separated into groups defined by a third variable is called… A. Berkley’s paradox. B. the Lurking Variable paradox. C. Homer’s paradox. D. Simpson’s paradox.

16. Copyright © 2014, 2011 Pearson Education, Inc. 16 A statistic that quantifies the amount of association between two variables is the… A.t-statistic. B.Cramer’s V. C.chi-squared. D.coefficient of association.

17. Copyright © 2014, 2011 Pearson Education, Inc. 17 A statistic that quantifies the amount of association between two variables is the… A.t-statistic. B.Cramer’s V. C.chi-squared. D.coefficient of association.

18. Copyright © 2014, 2011 Pearson Education, Inc. 18 Cramer’s V adjusts the chi-squared so that the resulting measure of association lies between… A.0 and 100. B.1 and 10. C.0 and 10. D.0 and 1.

19. Copyright © 2014, 2011 Pearson Education, Inc. 19 Cramer’s V adjusts the chi-squared so that the resulting measure of association lies between… A.0 and 100. B.1 and 10. C.0 and 10. D.0 and 1.

20. Copyright © 2014, 2011 Pearson Education, Inc. 20 Before using chi-squared or Cramer’s V, you must verify that… A.the variables are categorical. B.there is no obvious lurking variable. C.there is an association. D.All of the above.

21. Copyright © 2014, 2011 Pearson Education, Inc. 21 Before using chi-squared or Cramer’s V you must verify that… A.the variables are categorical. B.there is no obvious lurking variable. C.there is an association. D.All of the above.