Hira Feroz*, “Dr. Rahmat Ullah Shah**
This paper aimed to report the findingsof retention rate on theperformance of students through cooperative and traditional lecture method. In order to pursue the objectives of this study Post test and Retention test was used. Being experimental in nature, the experimental group was given a treatment of the cooperative method, whereas the lecture method was given to a control group. The 40 students were randomly selected as total participantsfrom F.G. Degree College for women Bannu Cantt and were divided in two groups of 20 each as a sample. Two lecturers of statistics were chosen for this study. Treatment was given for 4 weeks. The dependent t-test was applied as statistical technique to compare the means of two related groups to determine whether there is a statistically significant difference between these means. The findings of the study proved that by using the cooperative teaching method, more significant and effective results were obtained by experimental group in post test in contrast with the traditional lecture method. It was also found that the retention of the knowledge of the pupils in the experimentalgroup was extensively superior than the controlgroup. Based on findings it was recommended that thecooperative teaching method should be utilized in teaching learning process.