Advanced statistics refers to a set of statistical techniques that go beyond basic methods to analyze complex data. These techniques include regression analysis, multivariate analysis, and time series analysis, which help researchers understand relationships between variables, identify patterns, and make predictions. In addition to these methods, advanced statistics often involves the use of statistical software for data manipulation and visualization. This allows analysts to handle large datasets efficiently and apply sophisticated models, making it essential in fields like economics, psychology, and biostatistics for informed decision-making and research insights.