beta error

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Related to beta error: alpha error

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

beta error

The false acceptance of the null hypothesis, which shows no significant difference when a true difference does in fact exist.

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References in periodicals archive ?

Dr McCulloch's comments about 'listening to Mozart' and survival relate to the issue of plausibility, not alpha and beta errors. While it is implausible that 'listening to Mozart' improves survival, this does not alter the meaning of alpha and beta errors.

Right or wrong about the probability of being wrong?

It has also been said that the successful global competitors have profited by learning from Beta errors. They have learned how to reduce these errors and avoid them through careful planning that takes lots of time.

They are risk averse and dedicated to avoid Beta errors, implying that they must accept high levels of Alpha errors.