偏差へんさ
hensachi

Noun

1. deviation value (usu. scaled to mean of 50, standard deviation of 10, and often used for academic grades); deviation; T-score; standard score

たまには偏差へんさたかひととレベルのたか会話かいわしてみたい。
tamaniwa hensachino takai hitoto reberuno takai kaiwa shite mitai.
I like to have a deep conversation with a more academic person from time to time.