Leveraging big data in business decision-making is significant as it enables organizations to derive actionable insights from vast amounts of information. By analyzing data trends, patterns, and consumer behaviors, businesses can make informed decisions that enhance their operational efficiency, target marketing efforts, and improve product offerings. This data-driven approach boosts competitive advantage and supports better risk management. Additionally, big data helps in identifying new opportunities, optimizing resource allocation, and fostering innovation by providing a deeper understanding of market dynamics and customer preferences.