4. justification of methodological choices The purpose of an exploratory qualitative study is to mainly identify the causes and consequences of overpopulation. This approach is necessary for a deeper understanding of the Off-grid housing system and how it could provide a solution for overpopulation in Egypt and eventually develop a design guideline to ensure the Compatability of Off-grid housing to the Egyptian environment. A quantitative approach is to understand the relationships between variables. Because the objective of this study is to explore and observe the changes the conquered to Egypt over the years as a result of overpopulation and involve describing subjective experiences, interpreting meanings, and understanding concepts. Exploratory helps investigate a problem of overpopulation which is not clear. It is assessed to findIout possible causesIfor theIproblem, whichIis further studiedIin detail to findIout, which of them is the mostIlikely cause forIthe problem.
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