Answer: stanine

AnswerCrossword Clue
STANINEAptitude test score
STANINEAptitude-test score
STANINETest score range
STANINEAviation student's aptitude score
stanineone of nine classes into which a set of scores is divided
stanineany of the nine classes into which a set of normalized standard scores arranged according to rank in educational testing are divided, which include the bottom 4 percent and the top 4 percent of the scores in the first and ninth classes and the middle 20 percent in the fifth, and which have a standard deviation of 2 and a mean of 5