A Student Believes That the Average Grade on the Final $\mu$

question 32

Multiple Choice

A student believes that the average grade on the final examination in statistics is at least 85.She plans on taking a sample to test her belief.The correct set of hypotheses is

• A)H₀: \(\mu\) < 85 H_a: \(\mu\) \(\ge\) 85
• B)H₀: \(\mu\) \(\le\)85 H_a: \(\mu\) > 85
• C)H₀: \(\mu\) \(\ge\)85 H_a: \(\mu\) < 85
• D)H₀: \(\mu\) > 85 H_a: \(\mu\) \(\le\) 85

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Definitions:

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A geographic and cultural region in Southeast Europe, known for its complex history and ethnic diversity, including countries like Serbia, Croatia, and Bosnia and Herzegovina.

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A region that broadly includes countries in Western Asia and parts of North Africa, known for its historical, political, and cultural significance.

Clinton Administration

Describes the executive period of Bill Clinton, the 42nd President of the United States, from 1993 to 2001.

Al Qaeda

A militant Islamist organization founded by Osama bin Laden in the late 20th century, known for conducting terrorist attacks globally, including the September 11 attacks in the United States.