The fact that the test changes so frequently with no impact on the quality of graduates from the specialized high schools also argues against the utility of the exam as a necessary factor in that success.
The American Educational Research Association is the foremost and most respected national educational research society. Below is their opinions on using high-stakes testing in admissions.
This position statement on high-stakes testing is based on the 1999 Standards for Educational and Psychological Testing. The Standards represent a professional consensus concerning sound and appropriate test use in education and psychology. They are sponsored and endorsed by the AERA together with the American Psychological Association (APA) and the National Council on Measurement in Education (NCME).