Identify the Type of Sampling Used

question 84

Multiple Choice

Identify the type of sampling used.
-A market researcher randomly selects 100 homeowners under 60 years of age and 200 homeowners over 60years of age. What sampling technique was used?

• A) stratified
• B) simple random
• C) cluster
• D) convenience
• E) systematic

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Definitions:

Decomposing Organisms

Organisms, such as bacteria and fungi, that break down dead or decaying organic matter, recycling nutrients back into the ecosystem.

Subatomic Particles

Components of atoms that include protons, neutrons, and electrons, each playing a specific role in atomic structure and behavior.

Pigment

An organic molecule that can absorb light of certain wavelengths. Reflected light imparts a characteristic color.

Electrons

Subatomic particles with a negative charge, found in all atoms and acting as the primary carrier of electricity in solids.