The following are the delimitations noted in the study. 1  The Fitnessgram results for the students are assessable and all identifying markers can be removed. 2  The Fitnessgram results are from the 2007-08, 2008-09, and 2009-10 school years. 3  The Fitnessgram was administered by the same teachers.
Methodology is the systematic, theoretical analysis of the methods applied to a field of study. It comprises the theoretical analysis of the body of methods and principles associated with a branch of knowledge.
For the study of the development of science, see History of science. Historical method comprises the techniques and guidelines by which historians use primary sources and other evidence, including the evidence of archaeology, to research and then to write histories in the form of accounts of the past.