累るい積せき分ぶん布ぷ関かん数すう

noun

cumulative distribution function

Technical term in probability and statistics; often abbreviated as CDF.

• 累るい積せき分ぶん布ぷ関かん数すうは確かく率りつ変へん数すうがある値あたい以い下かになる確かく率りつを与あたえる。

  The cumulative distribution function gives the probability that a random variable takes a value less than or equal to a given value.