プログレッシブ和英中辞典(第4版)の解説
かくりつ【確率】
probability；〔勝負，賭け事の〕odds
あのチームが勝つ確率は４分の１だ
The probability 「of the team winning [that the team will win] is one in four.
彼が来る確率はまずない［高い］
There is little [a strong] likelihood of his coming.
あの馬が勝つ確率は10分の１だ
The odds on that horse are ten to one.
確率関数
a probability function
確率変数
a random variable