This report delves into the application of statistical tools for management decision-making. It begins with an analysis of income levels in both public and private sectors, employing hypothesis testing and T-tests to compare male and female earnings, alongside the creation of earnings-time charts and annual growth rate calculations. The report then shifts focus to KCB School, presenting a pictorial representation and data analysis of student marks, calculating mean, mode, and standard deviation to assess performance. Measures of dispersion are explained, and a report is presented to the school director. Section B explores line charts, beta and intercept values, and their relationship to baby weight. Finally, the report examines delivery calculations and discusses the Economic Order Quantity (EOQ) model for inventory management, including its benefits. The report concludes with an analysis of the relationship between prices and the number of bedrooms. The report demonstrates the practical application of statistical methods in various business and educational contexts, providing insights into data analysis, hypothesis testing, and the use of statistical models for effective management.