In a Single-Factor ANOVA Problem Involving Five Populations or Treatments $H _ { o }$

Multiple Choice

In a single-factor ANOVA problem involving five populations or treatments with a random sample of nine observations from each one, suppose that $H _ { o }$ is rejected at .05 level. Which of the following values are correct for the appropriate $Q _ { \alpha }$ critical value needed to perform Tukey's procedure?

A) 4.76
B) 3.79
C) 4.04
D) 3.85
E) 4.80