Given a Sample of Three Items (X = 4, 6

question 22

Multiple Choice

Given a sample of three items (X = 4, 6, 5) , which statement is incorrect?

• A)The geometric mean is 5.2.
• B)The standard deviation is 1.
• C)The coefficient of variation is 20 percent.
• D)The quartiles are useless.

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Definitions:

Cost-Benefit School

An economic approach that evaluates the outcomes of policies or projects by comparing their costs to their benefits, emphasizing efficiency.

Vulnerable School

An educational institution that is more susceptible to risks, such as safety threats or insufficient resources.

Jurisprudence

The study and theory of law, including the philosophies underlying legal systems.

Jurisdiction

The official power to make legal decisions and judgments, often defined by geographic territory or specific types of cases.