Researchers Rarely Use an Entire Population for a Study,unless the Total

question 163

True/False

Researchers rarely use an entire population for a study,unless the total population is small,because of the high costs associated with it.

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Definitions:

First Land Plants

Early plants that began to colonize the land over 470 million years ago, evolving adaptations to survive in terrestrial environments.

Radiometric Dating

Radiometric dating is a technique used to date materials such as rocks or carbon, by determining the relative proportions of particular radioactive isotopes present in the sample.

Isotope Decays

The process by which an unstable atomic nucleus loses energy by emitting radiation, leading to a change in its atomic number or mass.

Half-Life

Characteristic time it takes for half of a quantity of a radioisotope to decay.