Determine Whether the Evaluated Group Is a Population or a Sample

question 10

Multiple Choice

Determine whether the evaluated group is a population or a sample.
-A researcher examines the records of all the registered voters in one city and finds that 43% are registered
Democrats.

• A)Sample
• B)Population

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Definitions:

O-H Stretch

A vibrational mode observed in infrared spectroscopy, characteristic of the stretching of the O-H bond in molecules, indicative of the presence of alcohols or water.

Alcohols

Organic compounds characterized by one or more hydroxyl (-OH) groups attached to a carbon atom.

IR Absorption

A technique in spectroscopy where molecules absorb infrared light, causing vibrational transitions, used to identify chemical compounds.

IR Absorption

The process by which molecules absorb infrared radiation at specific wavelengths corresponding to vibrations of molecular bonds.