Data visualization aids in decision-making by transforming complex data sets into intuitive, visual representations such as charts, graphs, and dashboards. These visual formats allow decision-makers to quickly grasp trends, patterns, and anomalies within the data. By utilizing tools like Tableau and Power BI, organizations can present data in ways that facilitate understanding and communication, enhancing insights. Effective data visualization aids in identifying key performance indicators (KPIs) and supports evidence-based decisions. Ultimately, visualizing data simplifies the decision-making process, empowering organizations to react effectively and strategize for future goals.