Development and Study Psychometric Properties of the Humanistic Counseling Competencies for Social Justice Scale of Psychology Students

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Kanyarat Muangkaew
Nanchatsan Sakunpong
Wilailak Langka


The objectives of this research were 1) to develop a Humanistic Counseling Competencies for Social Justice Scale, and 2) to study psychometric properties of a Humanistic Counseling Competencies for Social Justice Scale. Research samples were 450 bachelor’s degree students who study psychology courses in year 3 and year 4, in the program regulated by the Office of Higher Education Commission, which operate under provinces in Bangkok Metropolitan Region. The research tools used were a Humanistic Counseling Competencies for Social Justice Scale, a Life-Congruence Scale, The Sexual Orientation Counselor Competency Scale, and Economical Behaviors Questionnaire. The statistical methods used to analyze the research data reliability and validity were research scales and confirmatory factor analysis: CFA. The research results was that a Humanistic Counseling Competencies for Social Justice Scale, after having been approved by 3 experts, shows the index of item-operational definition congruence between 0.67 - 1.00, item-total correlation from 0.30 - 0.57, Cronbach’s Alpha-Coefficient is 0.90, and construct validity was estimated by convergent validity and confirmatory factor analysis which indicated that the structural model was fit to the empirical data with goodness of fit statistics. (c2= 633.28, df = 587, p-value = 0.09, GFI = 0.93, AGFI = 0.92, CFI = 1.00, SRMR = 0.05, RMSEA = 0.01, CN = 467.06). The study can be concluded that the scale is reliable and valid as well as consistency with the related theory that can be used as an indicator to evaluate the efficacy of Humanistic Counseling Competencies for Social Justice of Psychology Students, and also has useful information which will help develop psychology students to be competent humanistic counselors who advocate social justice.


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Muangkaew, K., Sakunpong, N., & Langka, W. (2020). Development and Study Psychometric Properties of the Humanistic Counseling Competencies for Social Justice Scale of Psychology Students. Journal of Human Sciences, 21(2), 139-154. Retrieved from
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