This document summarizes a research study on factors affecting mathematics performance of high school students at Laguna State Polytechnic University in the 2009-2010 academic year. The study examines student-related factors like interest in mathematics, study habits, and teacher-related factors such as personality traits, teaching skills, and instructional materials. It provides background information on the importance of mathematics and reviews previous related studies. The research methodology, data collection instruments, and statistical analysis plan are also outlined.