The National Policy Board of Educational Administration reflects the belief that principals should be taught processes for experimenting and learning from real world data to meet the challenges of the work environment. This study of practicing principals yielded a content analysis of 482 responses, which reflect the need for principals to effectively use data available on their campuses. This study more clearly defined the content and strategies that should be used in the training of educational leaders, both practicing and prospective principals, which should be of significance to educational leadership preparation programs seeking to improve the relevance of their coursework. (Contains 2 figures and 4 tables.)