APPLICATION OF Z-TEST OF HYPOTHESIS ON MODELLING GENDER DIFFERENCE IN CRIME INVOLVEMENT BY BUILDING AND CONSTRUCTION WORKERS IN ADAMAWA STATE NIGERIA

Abstract

The main objective of the study is to examine gender difference in crime involvement by workers in the building and construction industry. Specifically, to show the application of Z-test statistical tool in research. Adamawa state is the area of study and 392 building and construction workers that were convicted for offences of various categories in the area of the study is the population of the study, what is the gender difference in crime involvement by workers in the building and construction industry in Adamawa state? Is the research question. The null hypothesis tested was “there is no significant difference in gender in crime involvement by workers in the building and construction industry in Adamawa State.” The study was based on secondary data extracted from Adamawa State Statistical Year Book 2012 for period of 4 years (20012-2016). Ten crime types that included theft, cheat, trespass, enticement, deformation of character, mischief, force and assault, conspiracy, intimidation, possession of weapons, were considered for the study. The data obtained was analysed and the hypothesis tested using Z-test at 0.05level of significance. The result of the analysis showed that female workers commit less crime than male workers in the building and construction industry in Adamawa state. The study recommended that, there should be Prompt and consistent punishment for male workers offenders so as to help reduce the incidence of male workers crime commitment high rate. Positive motivation of the workers in the building and construction industry in the state was recommended. The significance of the study if published include: 1. Adamawa state building and construction industry managers will benefit from the findings of the study because it had remained them on crime involvement rate by workers in the industry and that may motivate them to include remedies or control measures in the management of their workers. 2. Authors and researchers too, because it will remain them on how and when to apply the Z-test of hypothesis when writing: research reports, journals for publication, and other similar issues. 3. Similar benefit goes to the Building and construction industry stakeholders, in that it can be a source of information to them at home and workplaces on the behaviours of their workers in relation to crime commitment in the industry. 4. Not only the above stated, Building and construction industries workers themselves will learn some lesson when they witness high gravity of punishments being awarded for such offences in the industry as listed above.