In the push to bring data to bear on all of the important education issues of the day, one essential fact is often overlooked: Not all indicators are created equal. This book provides a comprehensive approach for understanding how statistical measures of achievement are developed, evaluated, and interpreted. Given the extent to which…

Five librarians considered authorities on quality cataloging in the OCLC Online Union Catalog were interviewed to obtain their views on the current level of quality control in the OCLC database, the responsibilities of OCLC and individual libraries in improving the quality of records, and the consequences of quality control problems. (CLB)