This report offers a comprehensive exploration of data insights, beginning with market research processes and the significance of qualitative data. It delves into statistical analysis techniques, including correlation and regression, illustrating their applications with examples. Time series analysis is introduced, along with its types and practical applications such as share price forecasting and dividend analysis. The report then addresses the issues associated with correlation, regression, and time series analyses, offering insights into their advantages, disadvantages, and limitations. Furthermore, it examines the impact of big data on decision-making, highlighting the role of big data, its advantages, and associated issues. Finally, the report discusses data collection strategies, including surveys, interviews, and focus groups, and their effective use in informed decision-making processes, concluding with the importance of data insights in organizational problem-solving.