Slide 13-1 Copyright © 2012, 2008, 2005 Pearson Education, Inc. Chapter 13 Chi-Square Procedures.

Chapter 13Chi-Square Procedures

Section 13.1The Chi-Square Distribution

Figure 13.1x2-curves for df = 5, 10, and 19

Key Fact 13.1

Section 13.2Chi-Square Goodness-of-Fit

Table 13.3Expected frequencies if last year’s violent-crime distribution is the same as the 2000 distribution

Table 13.4Calculating the goodness of fit

Procedure 13.1

Procedure 13.1 (cont.)

Section 13.3Contingency Tables;

Association

Political party affiliation and class level for students in introductory statisticsTable 13.7

Table 13.8Preliminary contingency table for political party affiliation and class level

Table 13.9Contingency table for political party affiliation and class level

Table 13.10Conditional distributions of political party affiliation by class level

Figure 13.4Segmented bar graph for the conditional distributions and marginal distribution of political party affiliation

Section 13.4Chi-Square Independence

Table 13.13Contingency table of marital status and alcohol consumption for 1772 randomly selected U.S. adults

Table 13.14Observed and expected frequencies for marital status and alcohol consumption (expected frequencies printed below observed frequencies)

Procedure 13.2

Procedure 13.2 (cont.)

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