A Group of Statistics Students Decided to Conduct a Survey

question 83

Multiple Choice

A group of statistics students decided to conduct a survey at their university to find the average (mean) amount of time students spent studying per week. They sampled 240 students and found a mean of 22.3 hours per week. Assuming a population standard deviation of 6 hours, what is the 99% level of confidence?

• A) [21.80, 22.80]
• B) [16.3, 28.3]
• C) [21.30, 23.30]
• D) [20.22, 22.0]

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Definitions:

Communication Structure

The way in which information is organized and transmitted between individuals and groups.

Collectivist Culture

A societal framework that emphasizes the needs, goals, and views of the group over those of the individual.

Making Noise

Producing sound, often loud or disruptive, as a form of communication or as a byproduct of activity.

Weak Leader

An individual in a leadership position who lacks the confidence, skills, or ability to effectively guide and manage a group.