muestra aleatoria

muestra aleatoria

Muestra seleccionada por un investigador sin ninguna preferencia. En otras palabras, todas las muestras en una población tienen una probabilidad igualitaria de ser seleccionadas. Esto puede realizarse usando un computador para seleccionar una muestra de forma aleatoria.

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Part of Speech: noun
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Industry/Domain: Anthropology
Category: Physical anthropology
Company: Palomar College
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Related terms

muestra

Statistics;

subarreglo de una población. Típicamente, la población es muy grande, haciendo de un censo o una enumeración completa de todos los valores de una población algo inviable o ...

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Sociology; General sociology

Las personas elegidas para representar a la población en un estudio de investigación.

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A disease that remains at a more or less constant frequency of affected individuals in a population all of the time. Examples: hypertension, tooth decay, and malaria.

polimorfismo

Anthropology; Physical anthropology

A genetic trait controlled by more than one allele, each of which has a frequency of 1% or greater in the population gene pool. See balanced polymorphism.

termoluminiscencia (TL)

Anthropology; Physical anthropology

A radiometric dating method based on the fact that trace amounts of radioactive atoms, such as uranium and thorium, in some kinds of rock, soil, and clay produce constant low ...

modelo de asimilación

Anthropology; Physical anthropology

A hypothesis to explain the origin of modern Homo sapiens. It proposes that the first modern humans evolved in Africa, but when they migrated into other regions they did not ...

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Anthropology; Physical anthropology

A radiometric dating method based on the fact that potassium-40 in volcanic rock decays into argon-40 and calcium-40 at a known rate. The half-life of potassium-40 is ...

pedernal

Anthropology; Physical anthropology

A kind of hard, rock with a glassy opaque appearance. It was a favorite raw material for many prehistoric humans for the manufacture of tools such as knives and scraping ...

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Industry/Domain: Water bodies Category: Lakes

Lago Hurón

The second largest of the Great Lakes of North America, bounded on the west by Michigan (U. S. ) and on the north and east by Ontario (Can. ). The ...