The Repeated Use of a Drug, a Desperate Need to Ingest

question 1

Multiple Choice

The repeated use of a drug, a desperate need to ingest more of the substance (stealing money to buy drugs, standing outside in the cold to smoke) , and the likelihood that use will resume after a period of abstinence are ______ behaviors.

• A) drug-seeking
• B) drug-avoidant
• C) typical
• D) psychological

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Definitions:

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect exists between certain characteristics of a population or data set.

Level of Risk

The probability or likelihood of an adverse event or outcome occurring, often assessed in the context of decision making and finance.

Fisher's Exact Test

A statistical significance test used for small sample sizes and designed for categorical data, to examine the significance of the association between two kinds of classifications.

Mann-Whitney U

A nonparametric test used to compare differences between two independent groups on a single, ordinal outcome variable.