Abstract:
This study attempted to explore effects of selected exercises on the improvement of strength and
endurance female students of Dire Dawa. Mariam sefer Secondary School. Random sampling
technique was used to select 40 female students of age 15 to 16 years old. The main objective of
the study was to investigate the effect of selected exercises on the improvement of strength and
endurance of female students of Dire Dawa Mariam Sefer secondary School Dire Dawa. All
subjects under this study took part in experimental design pre, during and post test without
control group from October2016 to March 2017, 3 days per week for 3 month and 40 minutes
per session. The selected strength and endurance exercises for the study were standard pushup,
sit up test Data were analyzed by using SPSS paired samples t-test with pair wise comparison of
means at 95% confidence interval by using pre, during and post tests. The results indicated that
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there were significance improvements in endurance due to selected exercises and physical fitness
variables due to the effects of strength training. This study confirmed that selected exercises
were significant to improve the strength of female students. The mean difference (MD) between
pre and post test for; 40minutes respective exercises was 0.36 micro seconds or before the
exercises their mean values were found in the below average according to the standard and after
the exercises they were included in the above average scale due to the strength exercises. The
main finding of the study was the Mariam Sefer female students have discovered positive
outcomes towards their future career of health life. Due to strength and endurance exercises
students also achieved both health related physical fitness and skill related physical fitness
variables
