No, the writer did not try to give detailed information about the information to allow judgment on the adequacy for use in research. The use of eight essays was not enough because some students are not good on essays. Perhaps there should have been both essays and structured questions to give better chances even to those students who are not good in essays.
Secondly, the researcher used a simple random sampling to select four schools with similar characteristics from the many schools in the region. Two schools were taken as experimental and the other two as control. Out of the four schools 92 History class students were studied.
He described the participants in terms of school, class, subject, number and gender. He wanted participants from schools which were co-education centres so that he can measure if at all the use of video to teach had an effect on either girls or boys. He also used one class of history students to try to create equal opportunities to all of them. He further took a large number of students (92 students) so as to have better results.
Improvement in the results after retesting the same Essays sometimes would not be because they had understood better. Rather it would be surrounded with other negative factors which perhaps made the students perform badly at ...Show more