When a Sample Is Selected at Random from a Population

question 83

Multiple Choice

When a sample is selected at random from a population, the sample mean will likely be:

• A) larger than the population mean
• B) smaller than the population mean
• C) different from the population mean
• D) equal to the population mean
• E) larger than the population mean and different from the population mean

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Definitions:

Future Generations

The forthcoming individuals or groups of a species that will exist in the future.

Fitness

Degree of adaptation to an environment, as measured by the individual’s relative genetic contribution to future generations.

Armored Glyptodonts

Prehistoric mammals resembling large armadillos with bony plates covering their bodies, now extinct.

Extinct

Refers to a species that no longer exists on Earth, having no living representatives remaining.