The purpose of this system of records is to collect statistical information from respondents through survey instruments or other means and to conduct methodological research on improving various aspects of surveys authorized by Title 13, U.S.C. 8(b), 182, and 196, such as: survey sampling frame design; sample selection algorithms; questionnaire development, design, and testing; usability testing of computer software and equipment; post data collection processing; data quality review; and non-response research.