Identify Which of These Types of Sampling Is Used: Random

question 25

Multiple Choice

Identify which of these types of sampling is used: random, stratified, systematic, cluster, convenience.
-A market researcher selects 500 drivers under 30 years of age and 500 drivers over 30 years of age.

• A)Stratified
• B)Systematic
• C)Random
• D)Cluster
• E)Convenience

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Definitions:

π Network

A system of delocalized π-electrons in a molecule that contributes to its stability, often found in aromatic compounds.

Lone Pair Electrons

Electron pairs in the outermost shell of an atom that are not shared or bonded with another atom, influencing molecular shape and reactivity.

Pyridine

A basic heterocyclic organic compound with the chemical formula C5H5N, resembling benzene but having a nitrogen atom replacing one of the carbon atoms.

Orbital

A region in an atom where there is a high probability of finding electrons.