Using Simple Random Sampling, 100 Males Were Drawn from a Population

question 27

Multiple Choice

Using simple random sampling, 100 males were drawn from a population and asked their age. The mean age for these men was 22. The standard error for the sample was 5. We are 68% confident that the population parameter is:

• A)22.
• B)between 19.5 and 24.5.
• C)between 17 and 27.
• D)between 12 and 32.
• E)between 10 and 30.

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Definitions:

Replacement Reproduction

This refers to a reproduction strategy where the offspring number is equal to the parent number, aiming to sustain the population size.

Zero Population Growth

A demographic balance where the number of people in a specified population neither grows nor declines, due to a balance between birth rates and death rates.

Praying Mantis

A carnivorous insect known for its distinctive posture that resembles praying hands, belongs to the family Mantidae.

Survivorship Curve

A graphical representation of the number of individuals of a species or population that survive at different stages throughout their lifespan.