The Following Information Was Found in a Codebook About Social

question 1

Multiple Choice

The following information was found in a codebook about social work students:
-Which of the following statements is true concerning the codebook?

• A) ​The variables in this codebook are male, female, and concentration.
• B) ​Gender has been coded so that the categories are mutually exclusive and exhaustive.
• C) ​Concentration has been coded so that the categories are mutually exclusive and exhaustive.
• D) ​None of these statements is true.

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Definitions:

Desert Wash

Dry streambeds in desert environments that temporarily fill with water during rainstorms.

Playa

A flat-bottomed desert basin that temporarily becomes a lake after heavy rain but reverts to a dry lakebed as the water evaporates.

Isotopes

Variants of a chemical element that have the same number of protons but a different number of neutrons in their nuclei, affecting their atomic mass but not their chemical properties.

Ice-Core Data

Information obtained from cylindrical sections of ice drilled from glaciers and ice sheets, which provide valuable records of past climates.