Abstract:
School leadership effectiveness have a greater role in improving educational processes and potentially
includes working with all stakeholders to formulate a vision for the academic success of all students.
The main purpose of this study was to assess the school leadership effectiveness and students’ academic
achievement in government secondary schools’ of Jimma Zone, Oromia Regional State. For this, the
study employed correlational research design and a quantitative research method comprising of ten
randomly sampled secondary schools. . The study was conducted from December 2019 to June 2019
G.C. sample size was determine statistically and a total of 225 secondary school teachers, principals,
head departments and 887 students grade ten national examination results from 10 public secondary
schools. The teacher’s respondents were selected by simple random sampling technique because of
their limited number while, principals were selected by availability sampling technique because of their
manageability in number and they were needed for the problem under study to fill in a standardized
questionnaire on the leadership effectiveness of their school principal for teachers and interviews for
head departments. Both primary and secondary data were used for this study. Questionnaire,
interviews, and document analysis were data collection tools used for this study. Data gathered through
questionnaire were analyzed and used by computing the data on SPSS version 20. Data obtained
through interview and document analysis were analyzed and student score grade 10 national results
were quantitatively analyzed whereas the Pearson’s Correlation tests were employed to establish the
magnitude and direction of the relationship between school leadership effectiveness and student
academic achievement. Accordingly, the finding of the study revealed that the overall of SCLE average
mean scores 3.70(74%) obtained the result showed that the two variables were respectively a positive
and significant relationship between Leadership effectiveness and students’ academic achievement
(r=.653*, p<.0.041). The response of participants from sample secondary schools setting clear school
vision, concerning extent to which promote professional practice developing a mechanism by which
teachers share their experience, concerning extent to which school principal effectiveness for teachers
as a leader to involving teaching staff to enhancing students achievement. Furthermore, the study
result indicated that there were positive and significant relationship (r=.653*, p<.0.041) in the mean
academic achievement among the sampled secondary school and the two years CGPA of 2009-
2010E.C. Thus, Based up on finding, conclusion, This implies that school Leadership indirectly
affect students’ academic achievement through improving school vision and school goals yet,
commitment principal’s leadership effectiveness should be committed to enhance the result of the
students achievement and proactive to invest their time and materials to attain the objective of the
school.