Elwin Osbourne, CIO at GFS, Inc

question 115

Multiple Choice

Elwin Osbourne, CIO at GFS, Inc., suspects that at least 25% of e-mail messages sent by GFS employees are not business related.A random sample of 300 e-mail messages was selected to test this hypothesis at the 0.01 level of significance.Sixty of the messages were not business related.The appropriate decision is to _______.

• A)increase the sample size
• B)gather more data
• C)maintain status quo
• D)fail to reject the null hypothesis
• E)reject the null hypothesis

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Definitions:

Infectious Diseases

Diseases caused by pathogenic microorganisms such as bacteria, viruses, parasites, or fungi that can be spread, directly or indirectly, from one person to another.

Circulatory Diseases

A category of diseases that affect the circulation of blood, including conditions like coronary artery disease, hypertension, and stroke.

Structural Model

An abstract representation showing the relationships between parts of a system, such as variables in a theory or components in a machine.

Negative Symptoms

In the context of psychiatry, symptoms that represent a reduction or loss of functions, such as blunted affect or social withdrawal.