deviation value; T-score; standard score
A statistical measure commonly used in Japan for academic rankings, typically scaled to a mean of 50 and standard deviation of 10. Often used to compare school or test performance.
His mock exam deviation score is over 70.
What is the deviation score for this high school?
I got a deviation value of 65 on this practice exam.
This university is famous for having a high deviation value.
I raised my deviation value by 10 through daily studying.
You shouldn't judge whether a school is good or bad based solely on its deviation value.