The primary role of data analysis in decision-making is to transform raw data into actionable insights that inform strategic choices. By employing statistical methods and data visualization techniques, organizations can uncover trends, correlations, and patterns that might not be immediately evident. Data analysis supports risk assessment, performance tracking, and resource optimization, enabling leaders to make evidence-based decisions. The insights derived from data analysis can inform everything from marketing strategies to operational improvements, ultimately driving efficiency, profitability, and competitive advantage.