plural of error of the second kind

(statistics) type II error

(statistics) type I error

plural of error of the first kind

plural of type I error

(statistics) Accepting the null hypothesis when the null hypothesis is false.

(statistics) Rejecting the null hypothesis when the null hypothesis is true.

(education) The distinction drawn by some language teachers between an "error" (a mistaken belief that a given usage or construction is correct; or, an incorrect use resulting from such a belief) and "a mistake" (an accidental use of a usage or construction despite knowing that it is incorrect).

(programming) A logic error where a value, typically the number of iterations of a loop, is specified incorrectly, being either 1 less or 1 more than it should be.

(numerical analysis) The difference between the result produced by a given algorithm using exact arithmetic and the result produced by the same algorithm using finite-precision, rounded arithmetic.