This explanatory booklet and the materials that accompany it have two major purposes. The first purpose is to provide local school officials with information regaing the performance on basic skills achievement of each student who took the 1971-72 Michigan Educational Assessment Battery. The second purpose is to provide local officials with information that will assist them in understanding and interpreting their students' scores. This booklet has four major sections. The first section describes the content of each test--word relationships, reading, mechanics of written English, and mathematics--in the educational assessment battery. The second section describes cautions that must be exercised in the interpretation of individual pupil scores from the program. The third section explains how to interpret the materials that accompany this booklet. Explanations are provided for pupils' scores. The fourth section defines statistical terms used in the educational assessment program and provides technical information regarding the educational assessment battery. (Author/DEP)