Last Year,during an Investigation of the Time Spent Reading E-Mails $\alpha$

question 117

Multiple Choice

Last year,during an investigation of the time spent reading e-mails on a daily basis,researchers found that on Monday the average time was 50 minutes.Office workers claim that with the increased spam and junk mail,this time has now increased.To conduct a test,a sample of 25 employees is selected with the following results: sample mean = 51.05 minutes and sample standard deviation = 14.2 minutes.What is the critical value for $\alpha$ = .05 to test the hypotheses.

• A)1.711
• B)2.064
• C)2.060
• D)1.708
• E)1.645

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Definitions:

Media

Channels or tools used for storing and delivering information or data, including digital and traditional forms.

Audience Preference

The tastes, interests, or needs of the intended recipients of a message or product, influencing how information is communicated.

Persuasive Message

A communication designed to convince or influence the audience to adopt a certain viewpoint or take a specific action.

Demographics

Statistical data relating to the population and particular groups within it, often used in marketing and social research.