This document discusses HR analytics and HRIS. It defines HR analytics as analyzing workforce data to identify human drivers of business outcomes and make better people decisions. The benefits of HR analytics include improved talent acquisition, employee experience, retention, training, compensation, and support. HRIS is a software system that stores and manages employee master data to support core HR processes like benefits, planning, and grievance handling. It provides benefits like reduced costs, faster data retrieval, better analysis and decision making. The document provides an example of bucketing analysis to calculate on-roll and off-roll attrition rates.