置信水平

zhìxìnshuǐpíng
confidence level (math.)

CEDICT

math

Entry Composition

1 置信 zhìxìn
  1. to believe (what sb claims) (usually used in the negative)
  2. (math.) confidence (interval etc)
2 水平 shuǐpíng
  1. horizontal; level
  2. a standard; a level (of ability, development etc)