A Study of Drug Addicts in Amsterdam Recorded How Often

question 10

Multiple Choice

A study of drug addicts in Amsterdam recorded how often each addict had recently injected drugs and whether or not the addict was infected with HIV, the virus that causes AIDS. Here is a two-way table of the numbers of addicts in each condition:

What is the chi-square statistic for this table?

• A) 1.28
• B) 2.77
• C) 5.99
• D) 7.81
• E) 9.21

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Definitions:

Bureaucratic

Pertaining to a system of government or organization that is marked by fixed rules, a hierarchy of authority, and a focus on procedural correctness.

Centralized

A system where decision-making authority is concentrated at a single point or in the hands of few within an organization.

Decentralized

A system where decision-making powers are distributed among various levels or locations rather than being concentrated in a central authority.

Acceptable Behaviors

Actions or conduct considered appropriate or satisfactory within a social or work context.