© John Wiley & Sons, Inc.

FIGURE 24-9: The chi-square distribution.

TABLE 24-2 Critical Values of Chi-Square for α = 0.05

Degrees of Freedom

1

3.84

2

5.99

3

7.81

4

9.49

5

11.07

6

12.59

7

14.07

8

15.51

9

16.92

10

18.31

The Fisher F Distribution

This family of distributions is frequently used to obtain p values from an analysis of variance

(ANOVA). Figure 24-10 shows the shape of the Fisher F distribution for various degrees of freedom.

© John Wiley & Sons, Inc.

FIGURE 24-10: The Fisher F distribution.