Many managers in geometrical and technical organizations prefer to deal with quantitative values ​​to choose between the available options and choose the best alternative to avoid randomization and bias in decision making. One of them Baghdad Water Department, which seeks to develop the quality of its product (drinking water) and achieve its objectives under increasing growing population and the demand for water, Some of TQM tools, especially the statistical, have this ability because there is chance to use historical data and experiment of employees in Application . Two statistical tools were applied: the nominal group technique, matrix data analysis technique as well as the brainstorming tool to search for the best option for the organization to improve the quality of its operations and the quality of its final product. To achieve the success factors of these sessions according to the literature, studies and sources that showed the ways of using this tool as well as the steps to apply the techniques of the nominal group, and analysis of the data matrix next to the theoretical, And to determine the criteria, determinants and advantages of these options by taking the arithmetic mean of the views of the research sample regarding this, then analyzing these data and filtering the best alternative and arranging the criteria using these tools. The results ensure ability of these tools for use in the research organization, also revealed the possibility of improving the quality of the operations and the final product in the Directorate of Water Baghdad governorate through the expansion of existing projects and increase production capacities as a precedence at the expense of the establishment of new projects, or the establishment of Small water units.