Elwin Osbourne, CIO at GFS, Inc

question 51

Multiple Choice

Elwin Osbourne, CIO at GFS, Inc., suspects that at least 25% of email messages sent by GFS employees are not business related.A random sample of 300 email 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 ___.

• A)increase the sample size
• B)gather more data
• C)maintain status quo
• D)do not reject the null hypothesis
• E)reject the null hypothesis

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Definitions:

Customer Tastes

Preferences or inclinations of consumers, which influence their buying behaviors and choice of products or services.

Historical Data

Previously recorded information that is used to understand past events or trends, often used in analysis or research to predict future outcomes.

Pilot Experiment

A small-scale study conducted to assess the feasibility of a product or service.

Feasibility

The measure of how possible or practical the execution of a project, plan, or idea is.