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

question 54

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: \(\mu\) \(\geq\) 85.
• B) H₀: \(\mu\) \(\leq\) 85 H_a: \(\mu\) > 85.
• C) H₀: \(\mu\) \(\geq\) 85 H_a: \(\mu\) < 85.
• D) H₀: \(\mu\) > 85 H_a: \(\mu\) \(\leq\) 85.

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