The PATs/STAR/STwE are assessments for position and progress in the curriculum. Each test has been designed carefully to align with a particular area of the curriculum and the progressions of tests match expected, average progress through the curriculum. What happens when a child makes less or more than average progress through the curriculum?
You will get the most relevant and accurate curriculum information of what a student knows and doesn't know, when you choose a test that matches the student's ability. If students are at least a curriculum level above or below where they should be, you need to consider differentiating the test for them.
Please click on the document below which will provide you with more information on choosing the appropriate test for your students.