1805828
Descripción
Test por madeeha.samad, actualizado hace más de 1 año
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Creado por madeeha.samad
hace casi 10 años
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Pregunta 1
Pregunta
How is variation measured?
Respuesta
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qualitative tests
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by taking samples
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measuring every aspect of organism
Pregunta 2
Pregunta
What is sampling?
Respuesta
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taking measurement of individuals, selected from the population of organisms which are being investigated
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observing especially in order to evaluate general health or determine the cause of illness.
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observing the species of an organism
Pregunta 3
Pregunta
How may sampling bias be prevented?
Respuesta
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Random sampling, using large sample size or analysing data collected
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natural selection
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have human involvement any way possible to prevent bias
Pregunta 4
Pregunta
Why may a sample not be representative of the population as a whole?
Respuesta
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sampling bias or by chance
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species are different
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its very hard to investigate all species
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