Problem: prime focus of this study was to establish the relationship between diversity(D)as an independent variable and customers retention (CR) as a dependent variable in the Nonprofit Org in Michigan.Researcher selects The Arab American and Chaldean Council (ACC) for the study. Method Quantitative methods and correlation technique is used, such as Pearson Product-moment correlation Coefficient (PPMC), Linear of Regression (R2) (R Square),Mean, Standard Deviation, Survey Analysis and ACC Annual reports.Researcher used the (SPSS) in order to do all the computations of...