Library Science · Data Mining

Riya is a data analyst working in a university research library. She is assigned to examine large datasets on student learning behavior to find useful patterns and insights. She follows a structured data mining process that includes data collection, preprocessing, pattern discovery, and evaluation. Which of the following statements is/are correct regarding the data mining process in this context? 1. Data preprocessing helps Riya clean and transform raw data into a usable format for analysis. 2. Pattern discovery allows Riya to identify trends, correlations, and associations within the data. 3. Data evaluation involves verifying the structural and operational validity of patterns to improve result accuracy.