Exhibit 13.4 The ANOVA test performed for Exhibit 13.2 determined that not all mean commute times across the four cities are equal.However,it did not indicate which means differed.To find out which population means differ requires further analysis of the direction and the statistical significance of the difference between paired population means.Tukey 95% confidence intervals are shown below. Refer to Exhibit 13.4.Which of the following is the studentized range value with α = 0.05 for Tukey's HSD method?
A)5.02
B)3.58
C)3.96
D)4.64

Question

Exhibit 13.4 The ANOVA test performed for Exhibit 13.2 determined that not all mean commute times across the four cities are equal.However,it did not indicate which means differed.To find out which population means differ requires further analysis of the direction and the statistical significance of the difference between paired population means.Tukey 95% confidence intervals are shown below.  Refer to Exhibit 13.4.Which of the following is the studentized range value with α = 0.05 for Tukey's HSD method?
A)5.02 
B)3.58 
C)3.96 
D)4.64

Quizplus · Accepted Answer

The studentized range value with α = 0.05 for Tukey's HSD method is 3.96, as shown in the table provided in Exhibit 13.4.