A School Psychologist Surveyed 75 Students (Both Boys and Girls)

Multiple Choice

A school psychologist surveyed 75 students (both boys and girls) who had been reported as "bullies" and asked them which bullying method they used most often: physical, verbal, psychological, or cyber-bullying. The results and an excerpt from this fictitious study follow:
Excerpt: "Based on a chi-square test for independence, there was a significant association between gender and bullying method, χ² (3, N = 75) = 11.85, p < .05."
-The phi coefficient for this study is

A) √(11.85²/75) = 1.37
B) √(11.85/75²) = .05
C) √[11.85²/(75-1) ] = 1.38
D) √(11.85/75) = .40