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Why Does a Researcher Assign Numbers to Variable Attributes or Categories

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Why does a researcher assign numbers to variable attributes or categories in each variable?


Definitions:

Depressants

Substances that reduce the activity of the central nervous system, leading to relaxation, decreased anxiety, and sleepiness.

Barbiturates

Drugs that depress central nervous system activity, reducing anxiety but impairing memory and judgment.

Opiates

Opium and its derivatives, such as morphine and heroin; depress neural activity, temporarily lessening pain and anxiety.

Substance Use Disorder

A medical condition characterized by the compulsive use of substances despite harmful consequences, leading to significant impairment or distress.

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