Test Results Definitions
Number Enrolled—This is a count of students in the selected entity (that is, state, county, district, school, or student group) who are
eligible to take the CAAs for English language arts/literacy (ELA) and mathematics in grades three through eight and grade eleven.
Number Tested—This is a count of students in the selected entity (that is, state, county, district, school, or student group) who were
administered the CAAs in ELA and mathematics. This number excludes students not tested by parent/guardian
request, students not tested because of a significant medical emergency, and students who were assigned to take the assessment,
but did not test.
Number of Tests with Valid Scores—This is a count of students tested in the selected entity
(that is, state, county, district, school, or student group) who responded to enough questions on the assessment
to generate a valid score. Scores that are invalidated are not included in this aggregation.
Mean Scale Score—This is the sum of scale scores for students with valid scores in the selected entity (that is, state, county,
district, school, or student group) divided by the Number of Tests with Valid Scores.
For more information, please visit the Scale Score Ranges web page.
Note: The percentage of students in the selected entity (that is, state, county, district, school, or student group) at a particular
achievement level is the sum of the number of students at a particular achievement level divided by the total number of
students across all achievement levels for that entity.
Reporting Achievement Level Descriptors