error of the second kind

er·ror of the sec·ond kind

in a Neyman-Pearson test of a statistical hypothesis, the probability of accepting the null hypothesis when it is false; the complement of the power of the test.

Synonym(s): beta error, type II error

error of the second kind

See type II error.

er·ror of the sec·ond kind

(er'ŏr sek'ŏnd kīnd)

In a Neyman-Pearson test of a statistical hypothesis, the possibility of accepting the null hypothesis when it is false.
Synonym(s): beta (β) error.