What is the best method to categorize the mean scores into three levels; low, moderate and high?

I used "Teacher Sense of Efficacy Scale" designed by Tschannen-Moran and Woolfolk-Hoy (2001) to measure pre-service teachers' self-efficacy. The five-point Likert scale was used in my study with...

07 November 2018 4,308 11 View