Global Journal of Human Social Science, H: Interdisciplinary, Volume 23 Issue 5

IV. A nalysis of the Q uestionnaire: K ey F indings and D ata A nalysis © 2023 Global Journals Volume XXIII Issue V Version I Global Journal of Human Social Science - Year 2023 ( ) H 31 Unveiling the Impact of Solid Waste Management on Health and Poverty Alleviation in Dhaka City Question 1: Which of the following best describes you? Statistic Value Min Value 1 Max Value 2 Mean 1.42 Variance 0.25 Standard Deviation 0.50 Total Responses 111 # Answer Response % 1 Male 64 58% 2 Female 47 42% Total 111 100% involved a retrospective study 14 , where a questionnaire was carefully analysed to ensure that the data collected was presented clearly with the help of tables, percentages and graphs. Largely, the results of these findings provide a comprehensive understanding of the use of questionnaires for data collection and subsequent data analysis and presentation of findings. 14 Retrospective studies are research studies that look back in time, typically at medical records or other historical data, to identify risk factors for a disease or to determine outcomes of medical intervention. Source: Davis, M. B. (1989). Retrospective studies. Long-term studies in ecology: Approaches and alternatives , 71-89. Source: Song JW, Chung KC. Observational studies: cohort and case-control studies. Plast Reconstr Surg. 2010 Dec; 126(6):2234-2242. doi: 10.1097/PRS.0b013e3181f44abc. PMID: 20697313; PMCID: PMC 2998589.