Studies A collection of internal and external surveys, studies, data and reports. Collegiate Learning Assessment (CLA) 2007/2008 CLA Results National Survey of Student Engagement (NSSE) 2002, 2005, and 2008 NSSE results Dissecting Diversity at Humboldt State University Common Data Set - Responses to standardized survey questions Retention data and documents // Send inquiries about this page to:Academic Affairs Webmaster.