Galton law

Gal·ton law

(gahl'tŏn),
in a population mating at random, the progeny of a parent with an extreme value for a measurable phenotype will tend on average to have values nearer the population mean than in the extreme parent.
See also: law of regression to mean.

Gal·ton law

(gawl'tŏn law)
In a population mating at random, the progeny of a parent with an extreme value for a measurable phenotype will tend on average to have values nearer the population mean than in the extreme parent.